Home / 80,617.05-120,925.87-24,457.64

Finding the Fourth Proportional to 80,617.05, 120,925.87 and 24,457.64

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Solution

The fourth proportional to 80,617.05, 120,925.87 and 24,457.64 is: 36,686.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,617.05 : 120,925.87 = 24,457.64 : x
  2. Step 2: Convert to fraction form
    80,617.05/120,925.87 = 24,457.64/x
  3. Step 3: Cross multiply
    80,617.05x = 120,925.87 × 24,457.64
  4. Step 4: Simplify right side
    80,617.05x = 2,957,560,729.37
  5. Step 5: Solve for x
    x = 2,957,560,729.37/80,617.05
  6. Step 6: Final answer
    x = 36,686.54

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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.