Home / 80,793.56-111,502.14-47,270.36

Finding the Fourth Proportional to 80,793.56, 111,502.14 and 47,270.36

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Solution

The fourth proportional to 80,793.56, 111,502.14 and 47,270.36 is: 65,237.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,793.56 : 111,502.14 = 47,270.36 : x
  2. Step 2: Convert to fraction form
    80,793.56/111,502.14 = 47,270.36/x
  3. Step 3: Cross multiply
    80,793.56x = 111,502.14 × 47,270.36
  4. Step 4: Simplify right side
    80,793.56x = 5,270,746,298.57
  5. Step 5: Solve for x
    x = 5,270,746,298.57/80,793.56
  6. Step 6: Final answer
    x = 65,237.21

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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.