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Finding the Fourth Proportional to 169,504.31, 233,915.99 and 94,052.81

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Solution

The fourth proportional to 169,504.31, 233,915.99 and 94,052.81 is: 129,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,504.31 : 233,915.99 = 94,052.81 : x
  2. Step 2: Convert to fraction form
    169,504.31/233,915.99 = 94,052.81/x
  3. Step 3: Cross multiply
    169,504.31x = 233,915.99 × 94,052.81
  4. Step 4: Simplify right side
    169,504.31x = 22,000,456,277.96
  5. Step 5: Solve for x
    x = 22,000,456,277.96/169,504.31
  6. Step 6: Final answer
    x = 129,792.90

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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.