Home / 177,796.20-266,607.90-98,826.60

Finding the Fourth Proportional to 177,796.20, 266,607.90 and 98,826.60

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Solution

The fourth proportional to 177,796.20, 266,607.90 and 98,826.60 is: 148,191.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,796.20 : 266,607.90 = 98,826.60 : x
  2. Step 2: Convert to fraction form
    177,796.20/266,607.90 = 98,826.60/x
  3. Step 3: Cross multiply
    177,796.20x = 266,607.90 × 98,826.60
  4. Step 4: Simplify right side
    177,796.20x = 26,347,952,290.14
  5. Step 5: Solve for x
    x = 26,347,952,290.14/177,796.20
  6. Step 6: Final answer
    x = 148,191.88

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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.