Home / 115,545.90-173,610.45-73,446.15

Finding the Fourth Proportional to 115,545.90, 173,610.45 and 73,446.15

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Solution

The fourth proportional to 115,545.90, 173,610.45 and 73,446.15 is: 110,354.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,545.90 : 173,610.45 = 73,446.15 : x
  2. Step 2: Convert to fraction form
    115,545.90/173,610.45 = 73,446.15/x
  3. Step 3: Cross multiply
    115,545.90x = 173,610.45 × 73,446.15
  4. Step 4: Simplify right side
    115,545.90x = 12,751,019,152.27
  5. Step 5: Solve for x
    x = 12,751,019,152.27/115,545.90
  6. Step 6: Final answer
    x = 110,354.58

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1.5x scale

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.