Home / 47,238.56-70,861.92-12,177.92

Finding the Fourth Proportional to 47,238.56, 70,861.92 and 12,177.92

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Solution

The fourth proportional to 47,238.56, 70,861.92 and 12,177.92 is: 18,267.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,238.56 : 70,861.92 = 12,177.92 : x
  2. Step 2: Convert to fraction form
    47,238.56/70,861.92 = 12,177.92/x
  3. Step 3: Cross multiply
    47,238.56x = 70,861.92 × 12,177.92
  4. Step 4: Simplify right side
    47,238.56x = 862,950,792.81
  5. Step 5: Solve for x
    x = 862,950,792.81/47,238.56
  6. Step 6: Final answer
    x = 18,267.93

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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.