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Finding the Fourth Proportional to 29,343.60, 40,500 and 19,273.68

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Solution

The fourth proportional to 29,343.60, 40,500 and 19,273.68 is: 26,601.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,343.60 : 40,500 = 19,273.68 : x
  2. Step 2: Convert to fraction form
    29,343.60/40,500 = 19,273.68/x
  3. Step 3: Cross multiply
    29,343.60x = 40,500 × 19,273.68
  4. Step 4: Simplify right side
    29,343.60x = 780,584,040
  5. Step 5: Solve for x
    x = 780,584,040/29,343.60
  6. Step 6: Final answer
    x = 26,601.51

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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.