Home / 80,247.45-120,370.89-24,087.32

Finding the Fourth Proportional to 80,247.45, 120,370.89 and 24,087.32

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Solution

The fourth proportional to 80,247.45, 120,370.89 and 24,087.32 is: 36,130.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,247.45 : 120,370.89 = 24,087.32 : x
  2. Step 2: Convert to fraction form
    80,247.45/120,370.89 = 24,087.32/x
  3. Step 3: Cross multiply
    80,247.45x = 120,370.89 × 24,087.32
  4. Step 4: Simplify right side
    80,247.45x = 2,899,411,544.26
  5. Step 5: Solve for x
    x = 2,899,411,544.26/80,247.45
  6. Step 6: Final answer
    x = 36,130.89

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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.