Home / 87,846.16-131,729.40-37,902.80

Finding the Fourth Proportional to 87,846.16, 131,729.40 and 37,902.80

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Solution

The fourth proportional to 87,846.16, 131,729.40 and 37,902.80 is: 56,837.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,846.16 : 131,729.40 = 37,902.80 : x
  2. Step 2: Convert to fraction form
    87,846.16/131,729.40 = 37,902.80/x
  3. Step 3: Cross multiply
    87,846.16x = 131,729.40 × 37,902.80
  4. Step 4: Simplify right side
    87,846.16x = 4,992,913,102.32
  5. Step 5: Solve for x
    x = 4,992,913,102.32/87,846.16
  6. Step 6: Final answer
    x = 56,837.01

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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.