Home / 99,042.90-148,301.91-59,545.68

Finding the Fourth Proportional to 99,042.90, 148,301.91 and 59,545.68

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Solution

The fourth proportional to 99,042.90, 148,301.91 and 59,545.68 is: 89,160.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,042.90 : 148,301.91 = 59,545.68 : x
  2. Step 2: Convert to fraction form
    99,042.90/148,301.91 = 59,545.68/x
  3. Step 3: Cross multiply
    99,042.90x = 148,301.91 × 59,545.68
  4. Step 4: Simplify right side
    99,042.90x = 8,830,738,076.25
  5. Step 5: Solve for x
    x = 8,830,738,076.25/99,042.90
  6. Step 6: Final answer
    x = 89,160.74

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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.