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Finding the Fourth Proportional to 169,051.87, 233,294.45 and 92,569.75

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Solution

The fourth proportional to 169,051.87, 233,294.45 and 92,569.75 is: 127,747.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,051.87 : 233,294.45 = 92,569.75 : x
  2. Step 2: Convert to fraction form
    169,051.87/233,294.45 = 92,569.75/x
  3. Step 3: Cross multiply
    169,051.87x = 233,294.45 × 92,569.75
  4. Step 4: Simplify right side
    169,051.87x = 21,596,007,866.80
  5. Step 5: Solve for x
    x = 21,596,007,866.80/169,051.87
  6. Step 6: Final answer
    x = 127,747.82

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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.