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Finding the Fourth Proportional to 29,052.47, 40,085.89 and 17,116.92

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Solution

The fourth proportional to 29,052.47, 40,085.89 and 17,116.92 is: 23,617.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,052.47 : 40,085.89 = 17,116.92 : x
  2. Step 2: Convert to fraction form
    29,052.47/40,085.89 = 17,116.92/x
  3. Step 3: Cross multiply
    29,052.47x = 40,085.89 × 17,116.92
  4. Step 4: Simplify right side
    29,052.47x = 686,146,929.47
  5. Step 5: Solve for x
    x = 686,146,929.47/29,052.47
  6. Step 6: Final answer
    x = 23,617.51

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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.