Home / 47,970.28-71,911.86-16,788.52

Finding the Fourth Proportional to 47,970.28, 71,911.86 and 16,788.52

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Solution

The fourth proportional to 47,970.28, 71,911.86 and 16,788.52 is: 25,167.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,970.28 : 71,911.86 = 16,788.52 : x
  2. Step 2: Convert to fraction form
    47,970.28/71,911.86 = 16,788.52/x
  3. Step 3: Cross multiply
    47,970.28x = 71,911.86 × 16,788.52
  4. Step 4: Simplify right side
    47,970.28x = 1,207,293,699.85
  5. Step 5: Solve for x
    x = 1,207,293,699.85/47,970.28
  6. Step 6: Final answer
    x = 25,167.53

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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.