Home / 80,937.39-111,694.98-44,643.00

Finding the Fourth Proportional to 80,937.39, 111,694.98 and 44,643.00

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Solution

The fourth proportional to 80,937.39, 111,694.98 and 44,643.00 is: 61,608.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,937.39 : 111,694.98 = 44,643.00 : x
  2. Step 2: Convert to fraction form
    80,937.39/111,694.98 = 44,643.00/x
  3. Step 3: Cross multiply
    80,937.39x = 111,694.98 × 44,643.00
  4. Step 4: Simplify right side
    80,937.39x = 4,986,399,578.41
  5. Step 5: Solve for x
    x = 4,986,399,578.41/80,937.39
  6. Step 6: Final answer
    x = 61,608.11

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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.