Home / 125,192.44-172,748.66-71,474.04

Finding the Fourth Proportional to 125,192.44, 172,748.66 and 71,474.04

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Solution

The fourth proportional to 125,192.44, 172,748.66 and 71,474.04 is: 98,624.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,192.44 : 172,748.66 = 71,474.04 : x
  2. Step 2: Convert to fraction form
    125,192.44/172,748.66 = 71,474.04/x
  3. Step 3: Cross multiply
    125,192.44x = 172,748.66 × 71,474.04
  4. Step 4: Simplify right side
    125,192.44x = 12,347,044,634.79
  5. Step 5: Solve for x
    x = 12,347,044,634.79/125,192.44
  6. Step 6: Final answer
    x = 98,624.52

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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.