Home / 80,598.48-111,236.13-48,767.64

Finding the Fourth Proportional to 80,598.48, 111,236.13 and 48,767.64

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Solution

The fourth proportional to 80,598.48, 111,236.13 and 48,767.64 is: 67,305.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,598.48 : 111,236.13 = 48,767.64 : x
  2. Step 2: Convert to fraction form
    80,598.48/111,236.13 = 48,767.64/x
  3. Step 3: Cross multiply
    80,598.48x = 111,236.13 × 48,767.64
  4. Step 4: Simplify right side
    80,598.48x = 5,424,723,542.83
  5. Step 5: Solve for x
    x = 5,424,723,542.83/80,598.48
  6. Step 6: Final answer
    x = 67,305.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.