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Finding the Fourth Proportional to 24,995.04, 34,500 and 15,558

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Solution

The fourth proportional to 24,995.04, 34,500 and 15,558 is: 21,474.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,995.04 : 34,500 = 15,558 : x
  2. Step 2: Convert to fraction form
    24,995.04/34,500 = 15,558/x
  3. Step 3: Cross multiply
    24,995.04x = 34,500 × 15,558
  4. Step 4: Simplify right side
    24,995.04x = 536,751,000
  5. Step 5: Solve for x
    x = 536,751,000/24,995.04
  6. Step 6: Final answer
    x = 21,474.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.