Home / 82,149.39-113,366.12-44,423.64

Finding the Fourth Proportional to 82,149.39, 113,366.12 and 44,423.64

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Solution

The fourth proportional to 82,149.39, 113,366.12 and 44,423.64 is: 61,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,149.39 : 113,366.12 = 44,423.64 : x
  2. Step 2: Convert to fraction form
    82,149.39/113,366.12 = 44,423.64/x
  3. Step 3: Cross multiply
    82,149.39x = 113,366.12 × 44,423.64
  4. Step 4: Simplify right side
    82,149.39x = 5,036,135,480.96
  5. Step 5: Solve for x
    x = 5,036,135,480.96/82,149.39
  6. Step 6: Final answer
    x = 61,304.60

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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.