Home / 159,459.48-239,188.80-47,141.04

Finding the Fourth Proportional to 159,459.48, 239,188.80 and 47,141.04

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Solution

The fourth proportional to 159,459.48, 239,188.80 and 47,141.04 is: 70,711.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,459.48 : 239,188.80 = 47,141.04 : x
  2. Step 2: Convert to fraction form
    159,459.48/239,188.80 = 47,141.04/x
  3. Step 3: Cross multiply
    159,459.48x = 239,188.80 × 47,141.04
  4. Step 4: Simplify right side
    159,459.48x = 11,275,608,788.35
  5. Step 5: Solve for x
    x = 11,275,608,788.35/159,459.48
  6. Step 6: Final answer
    x = 70,711.44

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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.