Home / 52,119.46-71,924.55-28,246.12

Finding the Fourth Proportional to 52,119.46, 71,924.55 and 28,246.12

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Solution

The fourth proportional to 52,119.46, 71,924.55 and 28,246.12 is: 38,979.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,119.46 : 71,924.55 = 28,246.12 : x
  2. Step 2: Convert to fraction form
    52,119.46/71,924.55 = 28,246.12/x
  3. Step 3: Cross multiply
    52,119.46x = 71,924.55 × 28,246.12
  4. Step 4: Simplify right side
    52,119.46x = 2,031,589,470.25
  5. Step 5: Solve for x
    x = 2,031,589,470.25/52,119.46
  6. Step 6: Final answer
    x = 38,979.48

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Half scale
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Double scale
Find fourth proportional to 52,120.46, 71,925.93 and 28,247.12
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.