Home / 159,581.08-239,426.30-54,473.86

Finding the Fourth Proportional to 159,581.08, 239,426.30 and 54,473.86

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Solution

The fourth proportional to 159,581.08, 239,426.30 and 54,473.86 is: 81,729.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,581.08 : 239,426.30 = 54,473.86 : x
  2. Step 2: Convert to fraction form
    159,581.08/239,426.30 = 54,473.86/x
  3. Step 3: Cross multiply
    159,581.08x = 239,426.30 × 54,473.86
  4. Step 4: Simplify right side
    159,581.08x = 13,042,475,181.99
  5. Step 5: Solve for x
    x = 13,042,475,181.99/159,581.08
  6. Step 6: Final answer
    x = 81,729.46

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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.