Home / 62,378.95-93,400.75-47,517.07

Finding the Fourth Proportional to 62,378.95, 93,400.75 and 47,517.07

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Solution

The fourth proportional to 62,378.95, 93,400.75 and 47,517.07 is: 71,147.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,378.95 : 93,400.75 = 47,517.07 : x
  2. Step 2: Convert to fraction form
    62,378.95/93,400.75 = 47,517.07/x
  3. Step 3: Cross multiply
    62,378.95x = 93,400.75 × 47,517.07
  4. Step 4: Simplify right side
    62,378.95x = 4,438,129,801.70
  5. Step 5: Solve for x
    x = 4,438,129,801.70/62,378.95
  6. Step 6: Final answer
    x = 71,147.88

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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.