Home / 146,581.88-202,287.96-86,151.66

Finding the Fourth Proportional to 146,581.88, 202,287.96 and 86,151.66

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Solution

The fourth proportional to 146,581.88, 202,287.96 and 86,151.66 is: 118,892.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,581.88 : 202,287.96 = 86,151.66 : x
  2. Step 2: Convert to fraction form
    146,581.88/202,287.96 = 86,151.66/x
  3. Step 3: Cross multiply
    146,581.88x = 202,287.96 × 86,151.66
  4. Step 4: Simplify right side
    146,581.88x = 17,427,443,552.01
  5. Step 5: Solve for x
    x = 17,427,443,552.01/146,581.88
  6. Step 6: Final answer
    x = 118,892.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.