Home / 62,972.28-86,901.33-34,677.75

Finding the Fourth Proportional to 62,972.28, 86,901.33 and 34,677.75

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Solution

The fourth proportional to 62,972.28, 86,901.33 and 34,677.75 is: 47,855.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,972.28 : 86,901.33 = 34,677.75 : x
  2. Step 2: Convert to fraction form
    62,972.28/86,901.33 = 34,677.75/x
  3. Step 3: Cross multiply
    62,972.28x = 86,901.33 × 34,677.75
  4. Step 4: Simplify right side
    62,972.28x = 3,013,542,596.41
  5. Step 5: Solve for x
    x = 3,013,542,596.41/62,972.28
  6. Step 6: Final answer
    x = 47,855.07

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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.