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Finding the Fourth Proportional to 29,672.65, 40,967.37 and 26,480.47

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Solution

The fourth proportional to 29,672.65, 40,967.37 and 26,480.47 is: 36,560.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,672.65 : 40,967.37 = 26,480.47 : x
  2. Step 2: Convert to fraction form
    29,672.65/40,967.37 = 26,480.47/x
  3. Step 3: Cross multiply
    29,672.65x = 40,967.37 × 26,480.47
  4. Step 4: Simplify right side
    29,672.65x = 1,084,835,212.26
  5. Step 5: Solve for x
    x = 1,084,835,212.26/29,672.65
  6. Step 6: Final answer
    x = 36,560.11

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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.