Home / 47,545.44-71,318.04-19,478.58

Finding the Fourth Proportional to 47,545.44, 71,318.04 and 19,478.58

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Solution

The fourth proportional to 47,545.44, 71,318.04 and 19,478.58 is: 29,217.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,545.44 : 71,318.04 = 19,478.58 : x
  2. Step 2: Convert to fraction form
    47,545.44/71,318.04 = 19,478.58/x
  3. Step 3: Cross multiply
    47,545.44x = 71,318.04 × 19,478.58
  4. Step 4: Simplify right side
    47,545.44x = 1,389,174,147.58
  5. Step 5: Solve for x
    x = 1,389,174,147.58/47,545.44
  6. Step 6: Final answer
    x = 29,217.82

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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.