Home / 62,541.57-86,320.76-39,875.34

Finding the Fourth Proportional to 62,541.57, 86,320.76 and 39,875.34

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Solution

The fourth proportional to 62,541.57, 86,320.76 and 39,875.34 is: 55,036.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,541.57 : 86,320.76 = 39,875.34 : x
  2. Step 2: Convert to fraction form
    62,541.57/86,320.76 = 39,875.34/x
  3. Step 3: Cross multiply
    62,541.57x = 86,320.76 × 39,875.34
  4. Step 4: Simplify right side
    62,541.57x = 3,442,069,454.68
  5. Step 5: Solve for x
    x = 3,442,069,454.68/62,541.57
  6. Step 6: Final answer
    x = 55,036.51

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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.