Home / 129,911.04-194,853.84-88,060

Finding the Fourth Proportional to 129,911.04, 194,853.84 and 88,060

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Solution

The fourth proportional to 129,911.04, 194,853.84 and 88,060 is: 132,081.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,911.04 : 194,853.84 = 88,060 : x
  2. Step 2: Convert to fraction form
    129,911.04/194,853.84 = 88,060/x
  3. Step 3: Cross multiply
    129,911.04x = 194,853.84 × 88,060
  4. Step 4: Simplify right side
    129,911.04x = 17,158,829,150.40
  5. Step 5: Solve for x
    x = 17,158,829,150.40/129,911.04
  6. Step 6: Final answer
    x = 132,081.38

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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.