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Finding the Fourth Proportional to 79,516.67, 119,275.51 and 23,356.56

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Solution

The fourth proportional to 79,516.67, 119,275.51 and 23,356.56 is: 35,034.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,516.67 : 119,275.51 = 23,356.56 : x
  2. Step 2: Convert to fraction form
    79,516.67/119,275.51 = 23,356.56/x
  3. Step 3: Cross multiply
    79,516.67x = 119,275.51 × 23,356.56
  4. Step 4: Simplify right side
    79,516.67x = 2,785,865,265.57
  5. Step 5: Solve for x
    x = 2,785,865,265.57/79,516.67
  6. Step 6: Final answer
    x = 35,034.99

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Why These Related Problems?

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