Home / 132,325.98-198,488.66-57,436.41

Finding the Fourth Proportional to 132,325.98, 198,488.66 and 57,436.41

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Solution

The fourth proportional to 132,325.98, 198,488.66 and 57,436.41 is: 86,154.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,325.98 : 198,488.66 = 57,436.41 : x
  2. Step 2: Convert to fraction form
    132,325.98/198,488.66 = 57,436.41/x
  3. Step 3: Cross multiply
    132,325.98x = 198,488.66 × 57,436.41
  4. Step 4: Simplify right side
    132,325.98x = 11,400,475,768.93
  5. Step 5: Solve for x
    x = 11,400,475,768.93/132,325.98
  6. Step 6: Final answer
    x = 86,154.48

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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.