Home / 66,502.26-99,772.14-27,087.66

Finding the Fourth Proportional to 66,502.26, 99,772.14 and 27,087.66

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Solution

The fourth proportional to 66,502.26, 99,772.14 and 27,087.66 is: 40,639.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,502.26 : 99,772.14 = 27,087.66 : x
  2. Step 2: Convert to fraction form
    66,502.26/99,772.14 = 27,087.66/x
  3. Step 3: Cross multiply
    66,502.26x = 99,772.14 × 27,087.66
  4. Step 4: Simplify right side
    66,502.26x = 2,702,593,805.79
  5. Step 5: Solve for x
    x = 2,702,593,805.79/66,502.26
  6. Step 6: Final answer
    x = 40,639.13

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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.