Home / 95,155.84-131,329.04-54,861.71

Finding the Fourth Proportional to 95,155.84, 131,329.04 and 54,861.71

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Solution

The fourth proportional to 95,155.84, 131,329.04 and 54,861.71 is: 75,717.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,155.84 : 131,329.04 = 54,861.71 : x
  2. Step 2: Convert to fraction form
    95,155.84/131,329.04 = 54,861.71/x
  3. Step 3: Cross multiply
    95,155.84x = 131,329.04 × 54,861.71
  4. Step 4: Simplify right side
    95,155.84x = 7,204,935,707.06
  5. Step 5: Solve for x
    x = 7,204,935,707.06/95,155.84
  6. Step 6: Final answer
    x = 75,717.22

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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.