Home / 47,972.28-71,914.86-16,790.52

Finding the Fourth Proportional to 47,972.28, 71,914.86 and 16,790.52

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Solution

The fourth proportional to 47,972.28, 71,914.86 and 16,790.52 is: 25,170.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,972.28 : 71,914.86 = 16,790.52 : x
  2. Step 2: Convert to fraction form
    47,972.28/71,914.86 = 16,790.52/x
  3. Step 3: Cross multiply
    47,972.28x = 71,914.86 × 16,790.52
  4. Step 4: Simplify right side
    47,972.28x = 1,207,487,895.13
  5. Step 5: Solve for x
    x = 1,207,487,895.13/47,972.28
  6. Step 6: Final answer
    x = 25,170.53

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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.