Home / 177,929.06-266,998.82-65,687.36

Finding the Fourth Proportional to 177,929.06, 266,998.82 and 65,687.36

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Solution

The fourth proportional to 177,929.06, 266,998.82 and 65,687.36 is: 98,569.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,929.06 : 266,998.82 = 65,687.36 : x
  2. Step 2: Convert to fraction form
    177,929.06/266,998.82 = 65,687.36/x
  3. Step 3: Cross multiply
    177,929.06x = 266,998.82 × 65,687.36
  4. Step 4: Simplify right side
    177,929.06x = 17,538,445,945.48
  5. Step 5: Solve for x
    x = 17,538,445,945.48/177,929.06
  6. Step 6: Final answer
    x = 98,569.88

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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.