Home / 177,854.24-266,781.82-72,673.21

Finding the Fourth Proportional to 177,854.24, 266,781.82 and 72,673.21

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Solution

The fourth proportional to 177,854.24, 266,781.82 and 72,673.21 is: 109,010.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,854.24 : 266,781.82 = 72,673.21 : x
  2. Step 2: Convert to fraction form
    177,854.24/266,781.82 = 72,673.21/x
  3. Step 3: Cross multiply
    177,854.24x = 266,781.82 × 72,673.21
  4. Step 4: Simplify right side
    177,854.24x = 19,387,891,714.31
  5. Step 5: Solve for x
    x = 19,387,891,714.31/177,854.24
  6. Step 6: Final answer
    x = 109,010.00

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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.