Home / 178,799.08-268,200.96-77,573.92

Finding the Fourth Proportional to 178,799.08, 268,200.96 and 77,573.92

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Solution

The fourth proportional to 178,799.08, 268,200.96 and 77,573.92 is: 116,361.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,799.08 : 268,200.96 = 77,573.92 : x
  2. Step 2: Convert to fraction form
    178,799.08/268,200.96 = 77,573.92/x
  3. Step 3: Cross multiply
    178,799.08x = 268,200.96 × 77,573.92
  4. Step 4: Simplify right side
    178,799.08x = 20,805,399,814.96
  5. Step 5: Solve for x
    x = 20,805,399,814.96/178,799.08
  6. Step 6: Final answer
    x = 116,361.90

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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.