Home / 52,120.58-71,924.47-28,246.74

Finding the Fourth Proportional to 52,120.58, 71,924.47 and 28,246.74

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Solution

The fourth proportional to 52,120.58, 71,924.47 and 28,246.74 is: 38,979.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,120.58 : 71,924.47 = 28,246.74 : x
  2. Step 2: Convert to fraction form
    52,120.58/71,924.47 = 28,246.74/x
  3. Step 3: Cross multiply
    52,120.58x = 71,924.47 × 28,246.74
  4. Step 4: Simplify right side
    52,120.58x = 2,031,631,463.39
  5. Step 5: Solve for x
    x = 2,031,631,463.39/52,120.58
  6. Step 6: Final answer
    x = 38,979.45

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Double scale
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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.