Home / 239,082.12-329,922.65-137,034.41

Finding the Fourth Proportional to 239,082.12, 329,922.65 and 137,034.41

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Solution

The fourth proportional to 239,082.12, 329,922.65 and 137,034.41 is: 189,101.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,082.12 : 329,922.65 = 137,034.41 : x
  2. Step 2: Convert to fraction form
    239,082.12/329,922.65 = 137,034.41/x
  3. Step 3: Cross multiply
    239,082.12x = 329,922.65 × 137,034.41
  4. Step 4: Simplify right side
    239,082.12x = 45,210,754,038.77
  5. Step 5: Solve for x
    x = 45,210,754,038.77/239,082.12
  6. Step 6: Final answer
    x = 189,101.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.