Home / 239,139.46-358,463.15-106,082.38

Finding the Fourth Proportional to 239,139.46, 358,463.15 and 106,082.38

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Solution

The fourth proportional to 239,139.46, 358,463.15 and 106,082.38 is: 159,014.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,139.46 : 358,463.15 = 106,082.38 : x
  2. Step 2: Convert to fraction form
    239,139.46/358,463.15 = 106,082.38/x
  3. Step 3: Cross multiply
    239,139.46x = 358,463.15 × 106,082.38
  4. Step 4: Simplify right side
    239,139.46x = 38,026,621,771.57
  5. Step 5: Solve for x
    x = 38,026,621,771.57/239,139.46
  6. Step 6: Final answer
    x = 159,014.42

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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.