Home / 132,400.06-198,488.14-57,463.87

Finding the Fourth Proportional to 132,400.06, 198,488.14 and 57,463.87

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Solution

The fourth proportional to 132,400.06, 198,488.14 and 57,463.87 is: 86,147.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,400.06 : 198,488.14 = 57,463.87 : x
  2. Step 2: Convert to fraction form
    132,400.06/198,488.14 = 57,463.87/x
  3. Step 3: Cross multiply
    132,400.06x = 198,488.14 × 57,463.87
  4. Step 4: Simplify right side
    132,400.06x = 11,405,896,405.79
  5. Step 5: Solve for x
    x = 11,405,896,405.79/132,400.06
  6. Step 6: Final answer
    x = 86,147.22

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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.