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Finding the Fourth Proportional to 29,012.60, 40,034.22 and 17,079.68

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Solution

The fourth proportional to 29,012.60, 40,034.22 and 17,079.68 is: 23,568.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,012.60 : 40,034.22 = 17,079.68 : x
  2. Step 2: Convert to fraction form
    29,012.60/40,034.22 = 17,079.68/x
  3. Step 3: Cross multiply
    29,012.60x = 40,034.22 × 17,079.68
  4. Step 4: Simplify right side
    29,012.60x = 683,771,666.65
  5. Step 5: Solve for x
    x = 683,771,666.65/29,012.60
  6. Step 6: Final answer
    x = 23,568.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.