Home / 125,985.66-173,860.22-69,397.04

Finding the Fourth Proportional to 125,985.66, 173,860.22 and 69,397.04

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Solution

The fourth proportional to 125,985.66, 173,860.22 and 69,397.04 is: 95,767.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,985.66 : 173,860.22 = 69,397.04 : x
  2. Step 2: Convert to fraction form
    125,985.66/173,860.22 = 69,397.04/x
  3. Step 3: Cross multiply
    125,985.66x = 173,860.22 × 69,397.04
  4. Step 4: Simplify right side
    125,985.66x = 12,065,383,425.46
  5. Step 5: Solve for x
    x = 12,065,383,425.46/125,985.66
  6. Step 6: Final answer
    x = 95,767.91

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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.