Home / 125,680.86-173,435.18-69,091.83

Finding the Fourth Proportional to 125,680.86, 173,435.18 and 69,091.83

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Solution

The fourth proportional to 125,680.86, 173,435.18 and 69,091.83 is: 95,344.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,680.86 : 173,435.18 = 69,091.83 : x
  2. Step 2: Convert to fraction form
    125,680.86/173,435.18 = 69,091.83/x
  3. Step 3: Cross multiply
    125,680.86x = 173,435.18 × 69,091.83
  4. Step 4: Simplify right side
    125,680.86x = 11,982,953,627.12
  5. Step 5: Solve for x
    x = 11,982,953,627.12/125,680.86
  6. Step 6: Final answer
    x = 95,344.30

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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.