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Finding the Fourth Proportional to 15,594.80, 23,400.02 and 7,275.47

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Solution

The fourth proportional to 15,594.80, 23,400.02 and 7,275.47 is: 10,916.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,594.80 : 23,400.02 = 7,275.47 : x
  2. Step 2: Convert to fraction form
    15,594.80/23,400.02 = 7,275.47/x
  3. Step 3: Cross multiply
    15,594.80x = 23,400.02 × 7,275.47
  4. Step 4: Simplify right side
    15,594.80x = 170,246,044.70
  5. Step 5: Solve for x
    x = 170,246,044.70/15,594.80
  6. Step 6: Final answer
    x = 10,916.85

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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.