Home / 132,306.19-198,461.93-42,366.06

Finding the Fourth Proportional to 132,306.19, 198,461.93 and 42,366.06

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Solution

The fourth proportional to 132,306.19, 198,461.93 and 42,366.06 is: 63,549.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,306.19 : 198,461.93 = 42,366.06 : x
  2. Step 2: Convert to fraction form
    132,306.19/198,461.93 = 42,366.06/x
  3. Step 3: Cross multiply
    132,306.19x = 198,461.93 × 42,366.06
  4. Step 4: Simplify right side
    132,306.19x = 8,408,049,822.27
  5. Step 5: Solve for x
    x = 8,408,049,822.27/132,306.19
  6. Step 6: Final answer
    x = 63,549.94

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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.