Home / 176,206.43-243,105.68-112,581.47

Finding the Fourth Proportional to 176,206.43, 243,105.68 and 112,581.47

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Solution

The fourth proportional to 176,206.43, 243,105.68 and 112,581.47 is: 155,324.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,206.43 : 243,105.68 = 112,581.47 : x
  2. Step 2: Convert to fraction form
    176,206.43/243,105.68 = 112,581.47/x
  3. Step 3: Cross multiply
    176,206.43x = 243,105.68 × 112,581.47
  4. Step 4: Simplify right side
    176,206.43x = 27,369,193,885.67
  5. Step 5: Solve for x
    x = 27,369,193,885.67/176,206.43
  6. Step 6: Final answer
    x = 155,324.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.