Home / 47,501.56-71,250.24-12,440.44

Finding the Fourth Proportional to 47,501.56, 71,250.24 and 12,440.44

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Solution

The fourth proportional to 47,501.56, 71,250.24 and 12,440.44 is: 18,660.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,501.56 : 71,250.24 = 12,440.44 : x
  2. Step 2: Convert to fraction form
    47,501.56/71,250.24 = 12,440.44/x
  3. Step 3: Cross multiply
    47,501.56x = 71,250.24 × 12,440.44
  4. Step 4: Simplify right side
    47,501.56x = 886,384,335.71
  5. Step 5: Solve for x
    x = 886,384,335.71/47,501.56
  6. Step 6: Final answer
    x = 18,660.11

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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.