Home / 87,548.06-131,111.66-49,994.44

Finding the Fourth Proportional to 87,548.06, 131,111.66 and 49,994.44

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Solution

The fourth proportional to 87,548.06, 131,111.66 and 49,994.44 is: 74,871.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,548.06 : 131,111.66 = 49,994.44 : x
  2. Step 2: Convert to fraction form
    87,548.06/131,111.66 = 49,994.44/x
  3. Step 3: Cross multiply
    87,548.06x = 131,111.66 × 49,994.44
  4. Step 4: Simplify right side
    87,548.06x = 6,554,853,816.38
  5. Step 5: Solve for x
    x = 6,554,853,816.38/87,548.06
  6. Step 6: Final answer
    x = 74,871.49

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1.5x scale

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.