Home / 159,535.40-239,257.02-54,352.04

Finding the Fourth Proportional to 159,535.40, 239,257.02 and 54,352.04

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Solution

The fourth proportional to 159,535.40, 239,257.02 and 54,352.04 is: 81,512.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,535.40 : 239,257.02 = 54,352.04 : x
  2. Step 2: Convert to fraction form
    159,535.40/239,257.02 = 54,352.04/x
  3. Step 3: Cross multiply
    159,535.40x = 239,257.02 × 54,352.04
  4. Step 4: Simplify right side
    159,535.40x = 13,004,107,121.32
  5. Step 5: Solve for x
    x = 13,004,107,121.32/159,535.40
  6. Step 6: Final answer
    x = 81,512.36

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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.