Home / 80,595.12-111,222.38-44,784.48

Finding the Fourth Proportional to 80,595.12, 111,222.38 and 44,784.48

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Solution

The fourth proportional to 80,595.12, 111,222.38 and 44,784.48 is: 61,803.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,595.12 : 111,222.38 = 44,784.48 : x
  2. Step 2: Convert to fraction form
    80,595.12/111,222.38 = 44,784.48/x
  3. Step 3: Cross multiply
    80,595.12x = 111,222.38 × 44,784.48
  4. Step 4: Simplify right side
    80,595.12x = 4,981,036,452.66
  5. Step 5: Solve for x
    x = 4,981,036,452.66/80,595.12
  6. Step 6: Final answer
    x = 61,803.20

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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.