Home / 62,962.40-94,420.92-20,834.70

Finding the Fourth Proportional to 62,962.40, 94,420.92 and 20,834.70

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Solution

The fourth proportional to 62,962.40, 94,420.92 and 20,834.70 is: 31,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,962.40 : 94,420.92 = 20,834.70 : x
  2. Step 2: Convert to fraction form
    62,962.40/94,420.92 = 20,834.70/x
  3. Step 3: Cross multiply
    62,962.40x = 94,420.92 × 20,834.70
  4. Step 4: Simplify right side
    62,962.40x = 1,967,231,437.75
  5. Step 5: Solve for x
    x = 1,967,231,437.75/62,962.40
  6. Step 6: Final answer
    x = 31,244.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.