Home / 62,781.30-94,084.47-47,180.70

Finding the Fourth Proportional to 62,781.30, 94,084.47 and 47,180.70

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Solution

The fourth proportional to 62,781.30, 94,084.47 and 47,180.70 is: 70,705.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,781.30 : 94,084.47 = 47,180.70 : x
  2. Step 2: Convert to fraction form
    62,781.30/94,084.47 = 47,180.70/x
  3. Step 3: Cross multiply
    62,781.30x = 94,084.47 × 47,180.70
  4. Step 4: Simplify right side
    62,781.30x = 4,438,971,153.73
  5. Step 5: Solve for x
    x = 4,438,971,153.73/62,781.30
  6. Step 6: Final answer
    x = 70,705.31

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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.