Home / 62,451.28-86,180.94-34,156.36

Finding the Fourth Proportional to 62,451.28, 86,180.94 and 34,156.36

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Solution

The fourth proportional to 62,451.28, 86,180.94 and 34,156.36 is: 47,134.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,451.28 : 86,180.94 = 34,156.36 : x
  2. Step 2: Convert to fraction form
    62,451.28/86,180.94 = 34,156.36/x
  3. Step 3: Cross multiply
    62,451.28x = 86,180.94 × 34,156.36
  4. Step 4: Simplify right side
    62,451.28x = 2,943,627,211.78
  5. Step 5: Solve for x
    x = 2,943,627,211.78/62,451.28
  6. Step 6: Final answer
    x = 47,134.78

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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.