Home / 105,444.76-158,168.97-38,850.61

Finding the Fourth Proportional to 105,444.76, 158,168.97 and 38,850.61

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Solution

The fourth proportional to 105,444.76, 158,168.97 and 38,850.61 is: 58,276.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,444.76 : 158,168.97 = 38,850.61 : x
  2. Step 2: Convert to fraction form
    105,444.76/158,168.97 = 38,850.61/x
  3. Step 3: Cross multiply
    105,444.76x = 158,168.97 × 38,850.61
  4. Step 4: Simplify right side
    105,444.76x = 6,144,960,773.32
  5. Step 5: Solve for x
    x = 6,144,960,773.32/105,444.76
  6. Step 6: Final answer
    x = 58,276.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.