Home / 132,103.38-198,038.42-101,077.14

Finding the Fourth Proportional to 132,103.38, 198,038.42 and 101,077.14

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Solution

The fourth proportional to 132,103.38, 198,038.42 and 101,077.14 is: 151,526.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,103.38 : 198,038.42 = 101,077.14 : x
  2. Step 2: Convert to fraction form
    132,103.38/198,038.42 = 101,077.14/x
  3. Step 3: Cross multiply
    132,103.38x = 198,038.42 × 101,077.14
  4. Step 4: Simplify right side
    132,103.38x = 20,017,156,113.53
  5. Step 5: Solve for x
    x = 20,017,156,113.53/132,103.38
  6. Step 6: Final answer
    x = 151,526.46

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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.