Home / 47,627.38-71,436.03-19,550.40

Finding the Fourth Proportional to 47,627.38, 71,436.03 and 19,550.40

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Solution

The fourth proportional to 47,627.38, 71,436.03 and 19,550.40 is: 29,323.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,627.38 : 71,436.03 = 19,550.40 : x
  2. Step 2: Convert to fraction form
    47,627.38/71,436.03 = 19,550.40/x
  3. Step 3: Cross multiply
    47,627.38x = 71,436.03 × 19,550.40
  4. Step 4: Simplify right side
    47,627.38x = 1,396,602,960.91
  5. Step 5: Solve for x
    x = 1,396,602,960.91/47,627.38
  6. Step 6: Final answer
    x = 29,323.53

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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.