Home / 129,126.29-193,700.57-35,632.04

Finding the Fourth Proportional to 129,126.29, 193,700.57 and 35,632.04

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Solution

The fourth proportional to 129,126.29, 193,700.57 and 35,632.04 is: 53,451.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,126.29 : 193,700.57 = 35,632.04 : x
  2. Step 2: Convert to fraction form
    129,126.29/193,700.57 = 35,632.04/x
  3. Step 3: Cross multiply
    129,126.29x = 193,700.57 × 35,632.04
  4. Step 4: Simplify right side
    129,126.29x = 6,901,945,311.60
  5. Step 5: Solve for x
    x = 6,901,945,311.60/129,126.29
  6. Step 6: Final answer
    x = 53,451.13

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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.