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Finding the Fourth Proportional to 169,569.25, 234,005.69 and 101,625.67

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Solution

The fourth proportional to 169,569.25, 234,005.69 and 101,625.67 is: 140,243.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,569.25 : 234,005.69 = 101,625.67 : x
  2. Step 2: Convert to fraction form
    169,569.25/234,005.69 = 101,625.67/x
  3. Step 3: Cross multiply
    169,569.25x = 234,005.69 × 101,625.67
  4. Step 4: Simplify right side
    169,569.25x = 23,780,985,576.63
  5. Step 5: Solve for x
    x = 23,780,985,576.63/169,569.25
  6. Step 6: Final answer
    x = 140,243.50

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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.