Home / 80,657.18-111,304.61-44,846.54

Finding the Fourth Proportional to 80,657.18, 111,304.61 and 44,846.54

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Solution

The fourth proportional to 80,657.18, 111,304.61 and 44,846.54 is: 61,886.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,657.18 : 111,304.61 = 44,846.54 : x
  2. Step 2: Convert to fraction form
    80,657.18/111,304.61 = 44,846.54/x
  3. Step 3: Cross multiply
    80,657.18x = 111,304.61 × 44,846.54
  4. Step 4: Simplify right side
    80,657.18x = 4,991,626,644.55
  5. Step 5: Solve for x
    x = 4,991,626,644.55/80,657.18
  6. Step 6: Final answer
    x = 61,886.95

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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.