Home / 129,104.60-193,384.74-59,042.84

Finding the Fourth Proportional to 129,104.60, 193,384.74 and 59,042.84

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Solution

The fourth proportional to 129,104.60, 193,384.74 and 59,042.84 is: 88,439.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,104.60 : 193,384.74 = 59,042.84 : x
  2. Step 2: Convert to fraction form
    129,104.60/193,384.74 = 59,042.84/x
  3. Step 3: Cross multiply
    129,104.60x = 193,384.74 × 59,042.84
  4. Step 4: Simplify right side
    129,104.60x = 11,417,984,262.26
  5. Step 5: Solve for x
    x = 11,417,984,262.26/129,104.60
  6. Step 6: Final answer
    x = 88,439.79

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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.