Home / 66,175.92-99,180.45-26,711.10

Finding the Fourth Proportional to 66,175.92, 99,180.45 and 26,711.10

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Solution

The fourth proportional to 66,175.92, 99,180.45 and 26,711.10 is: 40,032.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,175.92 : 99,180.45 = 26,711.10 : x
  2. Step 2: Convert to fraction form
    66,175.92/99,180.45 = 26,711.10/x
  3. Step 3: Cross multiply
    66,175.92x = 99,180.45 × 26,711.10
  4. Step 4: Simplify right side
    66,175.92x = 2,649,218,918.00
  5. Step 5: Solve for x
    x = 2,649,218,918.00/66,175.92
  6. Step 6: Final answer
    x = 40,032.97

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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.