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Finding the Fourth Proportional to 169,394.63, 253,753.16 and 101,889.39

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Solution

The fourth proportional to 169,394.63, 253,753.16 and 101,889.39 is: 152,630.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,394.63 : 253,753.16 = 101,889.39 : x
  2. Step 2: Convert to fraction form
    169,394.63/253,753.16 = 101,889.39/x
  3. Step 3: Cross multiply
    169,394.63x = 253,753.16 × 101,889.39
  4. Step 4: Simplify right side
    169,394.63x = 25,854,754,937.70
  5. Step 5: Solve for x
    x = 25,854,754,937.70/169,394.63
  6. Step 6: Final answer
    x = 152,630.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.