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Finding the Fourth Proportional to 50,603.98, 75,902.30 and 15,541.50

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Solution

The fourth proportional to 50,603.98, 75,902.30 and 15,541.50 is: 23,311.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,603.98 : 75,902.30 = 15,541.50 : x
  2. Step 2: Convert to fraction form
    50,603.98/75,902.30 = 15,541.50/x
  3. Step 3: Cross multiply
    50,603.98x = 75,902.30 × 15,541.50
  4. Step 4: Simplify right side
    50,603.98x = 1,179,635,595.45
  5. Step 5: Solve for x
    x = 1,179,635,595.45/50,603.98
  6. Step 6: Final answer
    x = 23,311.12

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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.