Home / 80,588.52-111,211.20-44,777.16

Finding the Fourth Proportional to 80,588.52, 111,211.20 and 44,777.16

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Solution

The fourth proportional to 80,588.52, 111,211.20 and 44,777.16 is: 61,791.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,588.52 : 111,211.20 = 44,777.16 : x
  2. Step 2: Convert to fraction form
    80,588.52/111,211.20 = 44,777.16/x
  3. Step 3: Cross multiply
    80,588.52x = 111,211.20 × 44,777.16
  4. Step 4: Simplify right side
    80,588.52x = 4,979,721,696.19
  5. Step 5: Solve for x
    x = 4,979,721,696.19/80,588.52
  6. Step 6: Final answer
    x = 61,791.95

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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.