Home / 62,378.57-93,400.19-47,516.69

Finding the Fourth Proportional to 62,378.57, 93,400.19 and 47,516.69

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Solution

The fourth proportional to 62,378.57, 93,400.19 and 47,516.69 is: 71,147.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,378.57 : 93,400.19 = 47,516.69 : x
  2. Step 2: Convert to fraction form
    62,378.57/93,400.19 = 47,516.69/x
  3. Step 3: Cross multiply
    62,378.57x = 93,400.19 × 47,516.69
  4. Step 4: Simplify right side
    62,378.57x = 4,438,068,048.28
  5. Step 5: Solve for x
    x = 4,438,068,048.28/62,378.57
  6. Step 6: Final answer
    x = 71,147.32

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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.