Home / 129,583.13-194,385.83-36,088.88

Finding the Fourth Proportional to 129,583.13, 194,385.83 and 36,088.88

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Solution

The fourth proportional to 129,583.13, 194,385.83 and 36,088.88 is: 54,136.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,583.13 : 194,385.83 = 36,088.88 : x
  2. Step 2: Convert to fraction form
    129,583.13/194,385.83 = 36,088.88/x
  3. Step 3: Cross multiply
    129,583.13x = 194,385.83 × 36,088.88
  4. Step 4: Simplify right side
    129,583.13x = 7,015,165,740.20
  5. Step 5: Solve for x
    x = 7,015,165,740.20/129,583.13
  6. Step 6: Final answer
    x = 54,136.41

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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.