Home / 80,634.16-111,276.48-44,337.12

Finding the Fourth Proportional to 80,634.16, 111,276.48 and 44,337.12

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Solution

The fourth proportional to 80,634.16, 111,276.48 and 44,337.12 is: 61,185.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,634.16 : 111,276.48 = 44,337.12 : x
  2. Step 2: Convert to fraction form
    80,634.16/111,276.48 = 44,337.12/x
  3. Step 3: Cross multiply
    80,634.16x = 111,276.48 × 44,337.12
  4. Step 4: Simplify right side
    80,634.16x = 4,933,678,646.94
  5. Step 5: Solve for x
    x = 4,933,678,646.94/80,634.16
  6. Step 6: Final answer
    x = 61,185.96

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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.