Home / 132,545.98-198,812.48-49,433.50

Finding the Fourth Proportional to 132,545.98, 198,812.48 and 49,433.50

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Solution

The fourth proportional to 132,545.98, 198,812.48 and 49,433.50 is: 74,147.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,545.98 : 198,812.48 = 49,433.50 : x
  2. Step 2: Convert to fraction form
    132,545.98/198,812.48 = 49,433.50/x
  3. Step 3: Cross multiply
    132,545.98x = 198,812.48 × 49,433.50
  4. Step 4: Simplify right side
    132,545.98x = 9,827,996,730.08
  5. Step 5: Solve for x
    x = 9,827,996,730.08/132,545.98
  6. Step 6: Final answer
    x = 74,147.83

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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.