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Finding the Fourth Proportional to 169,449.48, 233,840.36 and 93,997.96

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Solution

The fourth proportional to 169,449.48, 233,840.36 and 93,997.96 is: 129,717.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,449.48 : 233,840.36 = 93,997.96 : x
  2. Step 2: Convert to fraction form
    169,449.48/233,840.36 = 93,997.96/x
  3. Step 3: Cross multiply
    169,449.48x = 233,840.36 × 93,997.96
  4. Step 4: Simplify right side
    169,449.48x = 21,980,516,805.67
  5. Step 5: Solve for x
    x = 21,980,516,805.67/169,449.48
  6. Step 6: Final answer
    x = 129,717.23

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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.