Home / 80,684.16-111,335.61-44,868.39

Finding the Fourth Proportional to 80,684.16, 111,335.61 and 44,868.39

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Solution

The fourth proportional to 80,684.16, 111,335.61 and 44,868.39 is: 61,913.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,684.16 : 111,335.61 = 44,868.39 : x
  2. Step 2: Convert to fraction form
    80,684.16/111,335.61 = 44,868.39/x
  3. Step 3: Cross multiply
    80,684.16x = 111,335.61 × 44,868.39
  4. Step 4: Simplify right side
    80,684.16x = 4,995,449,570.37
  5. Step 5: Solve for x
    x = 4,995,449,570.37/80,684.16
  6. Step 6: Final answer
    x = 61,913.63

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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.