Home / 47,788.85-71,638.47-16,176.78

Finding the Fourth Proportional to 47,788.85, 71,638.47 and 16,176.78

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Solution

The fourth proportional to 47,788.85, 71,638.47 and 16,176.78 is: 24,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,788.85 : 71,638.47 = 16,176.78 : x
  2. Step 2: Convert to fraction form
    47,788.85/71,638.47 = 16,176.78/x
  3. Step 3: Cross multiply
    47,788.85x = 71,638.47 × 16,176.78
  4. Step 4: Simplify right side
    47,788.85x = 1,158,879,768.73
  5. Step 5: Solve for x
    x = 1,158,879,768.73/47,788.85
  6. Step 6: Final answer
    x = 24,250.01

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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.