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Finding the Fourth Proportional to 23,127.36, 34,696.56 and 7,545

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Solution

The fourth proportional to 23,127.36, 34,696.56 and 7,545 is: 11,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,127.36 : 34,696.56 = 7,545 : x
  2. Step 2: Convert to fraction form
    23,127.36/34,696.56 = 7,545/x
  3. Step 3: Cross multiply
    23,127.36x = 34,696.56 × 7,545
  4. Step 4: Simplify right side
    23,127.36x = 261,785,545.20
  5. Step 5: Solve for x
    x = 261,785,545.20/23,127.36
  6. Step 6: Final answer
    x = 11,319.30

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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.