Home / 96,510.38-133,189.79-54,082.58

Finding the Fourth Proportional to 96,510.38, 133,189.79 and 54,082.58

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Solution

The fourth proportional to 96,510.38, 133,189.79 and 54,082.58 is: 74,637.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,510.38 : 133,189.79 = 54,082.58 : x
  2. Step 2: Convert to fraction form
    96,510.38/133,189.79 = 54,082.58/x
  3. Step 3: Cross multiply
    96,510.38x = 133,189.79 × 54,082.58
  4. Step 4: Simplify right side
    96,510.38x = 7,203,247,472.86
  5. Step 5: Solve for x
    x = 7,203,247,472.86/96,510.38
  6. Step 6: Final answer
    x = 74,637.02

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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.