Home / 161,614.60-242,437.54-55,073.68

Finding the Fourth Proportional to 161,614.60, 242,437.54 and 55,073.68

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Solution

The fourth proportional to 161,614.60, 242,437.54 and 55,073.68 is: 82,615.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,614.60 : 242,437.54 = 55,073.68 : x
  2. Step 2: Convert to fraction form
    161,614.60/242,437.54 = 55,073.68/x
  3. Step 3: Cross multiply
    161,614.60x = 242,437.54 × 55,073.68
  4. Step 4: Simplify right side
    161,614.60x = 13,351,927,497.95
  5. Step 5: Solve for x
    x = 13,351,927,497.95/161,614.60
  6. Step 6: Final answer
    x = 82,615.85

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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.