Home / 80,464.32-111,045.96-44,654.40

Finding the Fourth Proportional to 80,464.32, 111,045.96 and 44,654.40

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Solution

The fourth proportional to 80,464.32, 111,045.96 and 44,654.40 is: 61,625.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,464.32 : 111,045.96 = 44,654.40 : x
  2. Step 2: Convert to fraction form
    80,464.32/111,045.96 = 44,654.40/x
  3. Step 3: Cross multiply
    80,464.32x = 111,045.96 × 44,654.40
  4. Step 4: Simplify right side
    80,464.32x = 4,958,690,716.22
  5. Step 5: Solve for x
    x = 4,958,690,716.22/80,464.32
  6. Step 6: Final answer
    x = 61,625.96

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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.