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Finding the Fourth Proportional to 169,692.59, 254,542.13 and 51,363.47

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Solution

The fourth proportional to 169,692.59, 254,542.13 and 51,363.47 is: 77,046.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,692.59 : 254,542.13 = 51,363.47 : x
  2. Step 2: Convert to fraction form
    169,692.59/254,542.13 = 51,363.47/x
  3. Step 3: Cross multiply
    169,692.59x = 254,542.13 × 51,363.47
  4. Step 4: Simplify right side
    169,692.59x = 13,074,166,801.17
  5. Step 5: Solve for x
    x = 13,074,166,801.17/169,692.59
  6. Step 6: Final answer
    x = 77,046.19

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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.