Home / 129,298.17-193,960.76-35,803.92

Finding the Fourth Proportional to 129,298.17, 193,960.76 and 35,803.92

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Solution

The fourth proportional to 129,298.17, 193,960.76 and 35,803.92 is: 53,709.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,298.17 : 193,960.76 = 35,803.92 : x
  2. Step 2: Convert to fraction form
    129,298.17/193,960.76 = 35,803.92/x
  3. Step 3: Cross multiply
    129,298.17x = 193,960.76 × 35,803.92
  4. Step 4: Simplify right side
    129,298.17x = 6,944,555,355.16
  5. Step 5: Solve for x
    x = 6,944,555,355.16/129,298.17
  6. Step 6: Final answer
    x = 53,709.62

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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.