Home / 177,539.10-266,308.65-161,468.70

Finding the Fourth Proportional to 177,539.10, 266,308.65 and 161,468.70

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Solution

The fourth proportional to 177,539.10, 266,308.65 and 161,468.70 is: 242,203.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,539.10 : 266,308.65 = 161,468.70 : x
  2. Step 2: Convert to fraction form
    177,539.10/266,308.65 = 161,468.70/x
  3. Step 3: Cross multiply
    177,539.10x = 266,308.65 × 161,468.70
  4. Step 4: Simplify right side
    177,539.10x = 43,000,511,514.26
  5. Step 5: Solve for x
    x = 43,000,511,514.26/177,539.10
  6. Step 6: Final answer
    x = 242,203.05

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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.