Home / 87,463.40-131,022.30-52,298.60

Finding the Fourth Proportional to 87,463.40, 131,022.30 and 52,298.60

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Solution

The fourth proportional to 87,463.40, 131,022.30 and 52,298.60 is: 78,344.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,463.40 : 131,022.30 = 52,298.60 : x
  2. Step 2: Convert to fraction form
    87,463.40/131,022.30 = 52,298.60/x
  3. Step 3: Cross multiply
    87,463.40x = 131,022.30 × 52,298.60
  4. Step 4: Simplify right side
    87,463.40x = 6,852,282,858.78
  5. Step 5: Solve for x
    x = 6,852,282,858.78/87,463.40
  6. Step 6: Final answer
    x = 78,344.57

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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.