Home / 47,527.92-71,296.32-12,467.76

Finding the Fourth Proportional to 47,527.92, 71,296.32 and 12,467.76

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Solution

The fourth proportional to 47,527.92, 71,296.32 and 12,467.76 is: 18,702.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,527.92 : 71,296.32 = 12,467.76 : x
  2. Step 2: Convert to fraction form
    47,527.92/71,296.32 = 12,467.76/x
  3. Step 3: Cross multiply
    47,527.92x = 71,296.32 × 12,467.76
  4. Step 4: Simplify right side
    47,527.92x = 888,905,406.64
  5. Step 5: Solve for x
    x = 888,905,406.64/47,527.92
  6. Step 6: Final answer
    x = 18,702.80

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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.