Home / 80,657.25-111,301.74-44,845.95

Finding the Fourth Proportional to 80,657.25, 111,301.74 and 44,845.95

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Solution

The fourth proportional to 80,657.25, 111,301.74 and 44,845.95 is: 61,884.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,657.25 : 111,301.74 = 44,845.95 : x
  2. Step 2: Convert to fraction form
    80,657.25/111,301.74 = 44,845.95/x
  3. Step 3: Cross multiply
    80,657.25x = 111,301.74 × 44,845.95
  4. Step 4: Simplify right side
    80,657.25x = 4,991,432,266.95
  5. Step 5: Solve for x
    x = 4,991,432,266.95/80,657.25
  6. Step 6: Final answer
    x = 61,884.48

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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.