Home / 129,082.86-193,619.43-35,586.18

Finding the Fourth Proportional to 129,082.86, 193,619.43 and 35,586.18

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Solution

The fourth proportional to 129,082.86, 193,619.43 and 35,586.18 is: 53,377.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,082.86 : 193,619.43 = 35,586.18 : x
  2. Step 2: Convert to fraction form
    129,082.86/193,619.43 = 35,586.18/x
  3. Step 3: Cross multiply
    129,082.86x = 193,619.43 × 35,586.18
  4. Step 4: Simplify right side
    129,082.86x = 6,890,175,887.48
  5. Step 5: Solve for x
    x = 6,890,175,887.48/129,082.86
  6. Step 6: Final answer
    x = 53,377.93

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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.