Home / 62,179.17-85,610.51-56,496.91

Finding the Fourth Proportional to 62,179.17, 85,610.51 and 56,496.91

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Solution

The fourth proportional to 62,179.17, 85,610.51 and 56,496.91 is: 77,786.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,179.17 : 85,610.51 = 56,496.91 : x
  2. Step 2: Convert to fraction form
    62,179.17/85,610.51 = 56,496.91/x
  3. Step 3: Cross multiply
    62,179.17x = 85,610.51 × 56,496.91
  4. Step 4: Simplify right side
    62,179.17x = 4,836,729,278.52
  5. Step 5: Solve for x
    x = 4,836,729,278.52/62,179.17
  6. Step 6: Final answer
    x = 77,786.97

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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.