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Finding the Fourth Proportional to 29,174.67, 40,259.49 and 17,233.65

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Solution

The fourth proportional to 29,174.67, 40,259.49 and 17,233.65 is: 23,781.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,174.67 : 40,259.49 = 17,233.65 : x
  2. Step 2: Convert to fraction form
    29,174.67/40,259.49 = 17,233.65/x
  3. Step 3: Cross multiply
    29,174.67x = 40,259.49 × 17,233.65
  4. Step 4: Simplify right side
    29,174.67x = 693,817,959.84
  5. Step 5: Solve for x
    x = 693,817,959.84/29,174.67
  6. Step 6: Final answer
    x = 23,781.52

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1.5x scale

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.