Home / 47,292.24-70,937.56-12,231.76

Finding the Fourth Proportional to 47,292.24, 70,937.56 and 12,231.76

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Solution

The fourth proportional to 47,292.24, 70,937.56 and 12,231.76 is: 18,347.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,292.24 : 70,937.56 = 12,231.76 : x
  2. Step 2: Convert to fraction form
    47,292.24/70,937.56 = 12,231.76/x
  3. Step 3: Cross multiply
    47,292.24x = 70,937.56 × 12,231.76
  4. Step 4: Simplify right side
    47,292.24x = 867,691,208.91
  5. Step 5: Solve for x
    x = 867,691,208.91/47,292.24
  6. Step 6: Final answer
    x = 18,347.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.