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Finding the Fourth Proportional to 15,552, 23,330.88 and 7,344

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Solution

The fourth proportional to 15,552, 23,330.88 and 7,344 is: 11,017.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552 : 23,330.88 = 7,344 : x
  2. Step 2: Convert to fraction form
    15,552/23,330.88 = 7,344/x
  3. Step 3: Cross multiply
    15,552x = 23,330.88 × 7,344
  4. Step 4: Simplify right side
    15,552x = 171,341,982.72
  5. Step 5: Solve for x
    x = 171,341,982.72/15,552
  6. Step 6: Final answer
    x = 11,017.36

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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.