Home / 62,070.38-85,642.18-36,577.78

Finding the Fourth Proportional to 62,070.38, 85,642.18 and 36,577.78

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Solution

The fourth proportional to 62,070.38, 85,642.18 and 36,577.78 is: 50,468.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,070.38 : 85,642.18 = 36,577.78 : x
  2. Step 2: Convert to fraction form
    62,070.38/85,642.18 = 36,577.78/x
  3. Step 3: Cross multiply
    62,070.38x = 85,642.18 × 36,577.78
  4. Step 4: Simplify right side
    62,070.38x = 3,132,600,818.76
  5. Step 5: Solve for x
    x = 3,132,600,818.76/62,070.38
  6. Step 6: Final answer
    x = 50,468.53

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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.