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Finding the Fourth Proportional to 63,040.76, 94,561.16 and 36,745.40

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Solution

The fourth proportional to 63,040.76, 94,561.16 and 36,745.40 is: 55,118.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,040.76 : 94,561.16 = 36,745.40 : x
  2. Step 2: Convert to fraction form
    63,040.76/94,561.16 = 36,745.40/x
  3. Step 3: Cross multiply
    63,040.76x = 94,561.16 × 36,745.40
  4. Step 4: Simplify right side
    63,040.76x = 3,474,687,648.66
  5. Step 5: Solve for x
    x = 3,474,687,648.66/63,040.76
  6. Step 6: Final answer
    x = 55,118.11

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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.