Home / 62,733.12-86,542.83-40,060.76

Finding the Fourth Proportional to 62,733.12, 86,542.83 and 40,060.76

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Solution

The fourth proportional to 62,733.12, 86,542.83 and 40,060.76 is: 55,265.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,733.12 : 86,542.83 = 40,060.76 : x
  2. Step 2: Convert to fraction form
    62,733.12/86,542.83 = 40,060.76/x
  3. Step 3: Cross multiply
    62,733.12x = 86,542.83 × 40,060.76
  4. Step 4: Simplify right side
    62,733.12x = 3,466,971,109.64
  5. Step 5: Solve for x
    x = 3,466,971,109.64/62,733.12
  6. Step 6: Final answer
    x = 55,265.40

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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.