Home / 80,500.70-120,752.16-24,341.24

Finding the Fourth Proportional to 80,500.70, 120,752.16 and 24,341.24

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Solution

The fourth proportional to 80,500.70, 120,752.16 and 24,341.24 is: 36,512.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,500.70 : 120,752.16 = 24,341.24 : x
  2. Step 2: Convert to fraction form
    80,500.70/120,752.16 = 24,341.24/x
  3. Step 3: Cross multiply
    80,500.70x = 120,752.16 × 24,341.24
  4. Step 4: Simplify right side
    80,500.70x = 2,939,257,307.08
  5. Step 5: Solve for x
    x = 2,939,257,307.08/80,500.70
  6. Step 6: Final answer
    x = 36,512.20

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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.