Home / 159,929.37-239,869.35-54,724.14

Finding the Fourth Proportional to 159,929.37, 239,869.35 and 54,724.14

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Solution

The fourth proportional to 159,929.37, 239,869.35 and 54,724.14 is: 82,077.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,929.37 : 239,869.35 = 54,724.14 : x
  2. Step 2: Convert to fraction form
    159,929.37/239,869.35 = 54,724.14/x
  3. Step 3: Cross multiply
    159,929.37x = 239,869.35 × 54,724.14
  4. Step 4: Simplify right side
    159,929.37x = 13,126,643,891.11
  5. Step 5: Solve for x
    x = 13,126,643,891.11/159,929.37
  6. Step 6: Final answer
    x = 82,077.76

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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.