Home / 79,397.19-109,568.22-43,098.61

Finding the Fourth Proportional to 79,397.19, 109,568.22 and 43,098.61

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Solution

The fourth proportional to 79,397.19, 109,568.22 and 43,098.61 is: 59,476.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,397.19 : 109,568.22 = 43,098.61 : x
  2. Step 2: Convert to fraction form
    79,397.19/109,568.22 = 43,098.61/x
  3. Step 3: Cross multiply
    79,397.19x = 109,568.22 × 43,098.61
  4. Step 4: Simplify right side
    79,397.19x = 4,722,237,565.13
  5. Step 5: Solve for x
    x = 4,722,237,565.13/79,397.19
  6. Step 6: Final answer
    x = 59,476.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.