Home / 47,970.46-71,911.86-16,788.70

Finding the Fourth Proportional to 47,970.46, 71,911.86 and 16,788.70

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Solution

The fourth proportional to 47,970.46, 71,911.86 and 16,788.70 is: 25,167.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,970.46 : 71,911.86 = 16,788.70 : x
  2. Step 2: Convert to fraction form
    47,970.46/71,911.86 = 16,788.70/x
  3. Step 3: Cross multiply
    47,970.46x = 71,911.86 × 16,788.70
  4. Step 4: Simplify right side
    47,970.46x = 1,207,306,643.98
  5. Step 5: Solve for x
    x = 1,207,306,643.98/47,970.46
  6. Step 6: Final answer
    x = 25,167.71

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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.