Home / 124,052.97-171,221.04-75,671.29

Finding the Fourth Proportional to 124,052.97, 171,221.04 and 75,671.29

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Solution

The fourth proportional to 124,052.97, 171,221.04 and 75,671.29 is: 104,443.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,052.97 : 171,221.04 = 75,671.29 : x
  2. Step 2: Convert to fraction form
    124,052.97/171,221.04 = 75,671.29/x
  3. Step 3: Cross multiply
    124,052.97x = 171,221.04 × 75,671.29
  4. Step 4: Simplify right side
    124,052.97x = 12,956,516,704.41
  5. Step 5: Solve for x
    x = 12,956,516,704.41/124,052.97
  6. Step 6: Final answer
    x = 104,443.42

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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.