Home / 177,909.20-266,431.86-97,824.90

Finding the Fourth Proportional to 177,909.20, 266,431.86 and 97,824.90

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Solution

The fourth proportional to 177,909.20, 266,431.86 and 97,824.90 is: 146,499.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,909.20 : 266,431.86 = 97,824.90 : x
  2. Step 2: Convert to fraction form
    177,909.20/266,431.86 = 97,824.90/x
  3. Step 3: Cross multiply
    177,909.20x = 266,431.86 × 97,824.90
  4. Step 4: Simplify right side
    177,909.20x = 26,063,670,061.31
  5. Step 5: Solve for x
    x = 26,063,670,061.31/177,909.20
  6. Step 6: Final answer
    x = 146,499.84

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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.