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Finding the Fourth Proportional to 62,581.48, 86,359.14 and 35,722.92

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Solution

The fourth proportional to 62,581.48, 86,359.14 and 35,722.92 is: 49,295.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,581.48 : 86,359.14 = 35,722.92 : x
  2. Step 2: Convert to fraction form
    62,581.48/86,359.14 = 35,722.92/x
  3. Step 3: Cross multiply
    62,581.48x = 86,359.14 × 35,722.92
  4. Step 4: Simplify right side
    62,581.48x = 3,085,000,649.49
  5. Step 5: Solve for x
    x = 3,085,000,649.49/62,581.48
  6. Step 6: Final answer
    x = 49,295.74

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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.