Home / 42,181.62-58,210.74-23,318.76

Finding the Fourth Proportional to 42,181.62, 58,210.74 and 23,318.76

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Solution

The fourth proportional to 42,181.62, 58,210.74 and 23,318.76 is: 32,179.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,181.62 : 58,210.74 = 23,318.76 : x
  2. Step 2: Convert to fraction form
    42,181.62/58,210.74 = 23,318.76/x
  3. Step 3: Cross multiply
    42,181.62x = 58,210.74 × 23,318.76
  4. Step 4: Simplify right side
    42,181.62x = 1,357,402,275.48
  5. Step 5: Solve for x
    x = 1,357,402,275.48/42,181.62
  6. Step 6: Final answer
    x = 32,179.95

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Half scale
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Double scale
Find fourth proportional to 42,182.62, 58,212.12 and 23,319.76
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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.