Home / 87,563.16-131,393.34-34,975.80

Finding the Fourth Proportional to 87,563.16, 131,393.34 and 34,975.80

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Solution

The fourth proportional to 87,563.16, 131,393.34 and 34,975.80 is: 52,483.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,563.16 : 131,393.34 = 34,975.80 : x
  2. Step 2: Convert to fraction form
    87,563.16/131,393.34 = 34,975.80/x
  3. Step 3: Cross multiply
    87,563.16x = 131,393.34 × 34,975.80
  4. Step 4: Simplify right side
    87,563.16x = 4,595,587,181.17
  5. Step 5: Solve for x
    x = 4,595,587,181.17/87,563.16
  6. Step 6: Final answer
    x = 52,483.11

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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.