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Finding the Fourth Proportional to 59,512.68, 82,101.78 and 36,812.40

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Solution

The fourth proportional to 59,512.68, 82,101.78 and 36,812.40 is: 50,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,512.68 : 82,101.78 = 36,812.40 : x
  2. Step 2: Convert to fraction form
    59,512.68/82,101.78 = 36,812.40/x
  3. Step 3: Cross multiply
    59,512.68x = 82,101.78 × 36,812.40
  4. Step 4: Simplify right side
    59,512.68x = 3,022,363,566.07
  5. Step 5: Solve for x
    x = 3,022,363,566.07/59,512.68
  6. Step 6: Final answer
    x = 50,785.20

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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.