Home / 125,964.96-173,839.50-69,376.32

Finding the Fourth Proportional to 125,964.96, 173,839.50 and 69,376.32

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Solution

The fourth proportional to 125,964.96, 173,839.50 and 69,376.32 is: 95,743.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,964.96 : 173,839.50 = 69,376.32 : x
  2. Step 2: Convert to fraction form
    125,964.96/173,839.50 = 69,376.32/x
  3. Step 3: Cross multiply
    125,964.96x = 173,839.50 × 69,376.32
  4. Step 4: Simplify right side
    125,964.96x = 12,060,344,780.64
  5. Step 5: Solve for x
    x = 12,060,344,780.64/125,964.96
  6. Step 6: Final answer
    x = 95,743.65

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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.