Home / 80,550.08-111,159.12-44,743.42

Finding the Fourth Proportional to 80,550.08, 111,159.12 and 44,743.42

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Solution

The fourth proportional to 80,550.08, 111,159.12 and 44,743.42 is: 61,745.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,550.08 : 111,159.12 = 44,743.42 : x
  2. Step 2: Convert to fraction form
    80,550.08/111,159.12 = 44,743.42/x
  3. Step 3: Cross multiply
    80,550.08x = 111,159.12 × 44,743.42
  4. Step 4: Simplify right side
    80,550.08x = 4,973,639,192.99
  5. Step 5: Solve for x
    x = 4,973,639,192.99/80,550.08
  6. Step 6: Final answer
    x = 61,745.92

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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.