Home / 87,467.40-131,298.30-48,101.40

Finding the Fourth Proportional to 87,467.40, 131,298.30 and 48,101.40

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Solution

The fourth proportional to 87,467.40, 131,298.30 and 48,101.40 is: 72,205.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,467.40 : 131,298.30 = 48,101.40 : x
  2. Step 2: Convert to fraction form
    87,467.40/131,298.30 = 48,101.40/x
  3. Step 3: Cross multiply
    87,467.40x = 131,298.30 × 48,101.40
  4. Step 4: Simplify right side
    87,467.40x = 6,315,632,047.62
  5. Step 5: Solve for x
    x = 6,315,632,047.62/87,467.40
  6. Step 6: Final answer
    x = 72,205.55

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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.