Home / 47,062.76-70,178.97-40,530.92

Finding the Fourth Proportional to 47,062.76, 70,178.97 and 40,530.92

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Solution

The fourth proportional to 47,062.76, 70,178.97 and 40,530.92 is: 60,438.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,062.76 : 70,178.97 = 40,530.92 : x
  2. Step 2: Convert to fraction form
    47,062.76/70,178.97 = 40,530.92/x
  3. Step 3: Cross multiply
    47,062.76x = 70,178.97 × 40,530.92
  4. Step 4: Simplify right side
    47,062.76x = 2,844,418,019.85
  5. Step 5: Solve for x
    x = 2,844,418,019.85/47,062.76
  6. Step 6: Final answer
    x = 60,438.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.