Home / 54,400.90-81,545.20-22,829.30

Finding the Fourth Proportional to 54,400.90, 81,545.20 and 22,829.30

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Solution

The fourth proportional to 54,400.90, 81,545.20 and 22,829.30 is: 34,220.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,400.90 : 81,545.20 = 22,829.30 : x
  2. Step 2: Convert to fraction form
    54,400.90/81,545.20 = 22,829.30/x
  3. Step 3: Cross multiply
    54,400.90x = 81,545.20 × 22,829.30
  4. Step 4: Simplify right side
    54,400.90x = 1,861,619,834.36
  5. Step 5: Solve for x
    x = 1,861,619,834.36/54,400.90
  6. Step 6: Final answer
    x = 34,220.39

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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.