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Finding the Fourth Proportional to 31,253.14, 46,872.41 and 9,060.56

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Solution

The fourth proportional to 31,253.14, 46,872.41 and 9,060.56 is: 13,588.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,253.14 : 46,872.41 = 9,060.56 : x
  2. Step 2: Convert to fraction form
    31,253.14/46,872.41 = 9,060.56/x
  3. Step 3: Cross multiply
    31,253.14x = 46,872.41 × 9,060.56
  4. Step 4: Simplify right side
    31,253.14x = 424,690,048.79
  5. Step 5: Solve for x
    x = 424,690,048.79/31,253.14
  6. Step 6: Final answer
    x = 13,588.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.