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Finding the Fourth Proportional to 25,338.92, 34,967.46 and 14,160.92

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Solution

The fourth proportional to 25,338.92, 34,967.46 and 14,160.92 is: 19,541.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,338.92 : 34,967.46 = 14,160.92 : x
  2. Step 2: Convert to fraction form
    25,338.92/34,967.46 = 14,160.92/x
  3. Step 3: Cross multiply
    25,338.92x = 34,967.46 × 14,160.92
  4. Step 4: Simplify right side
    25,338.92x = 495,171,403.66
  5. Step 5: Solve for x
    x = 495,171,403.66/25,338.92
  6. Step 6: Final answer
    x = 19,541.93

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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.