Home / 57,609.18-79,503.12-32,115.54

Finding the Fourth Proportional to 57,609.18, 79,503.12 and 32,115.54

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Solution

The fourth proportional to 57,609.18, 79,503.12 and 32,115.54 is: 44,320.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,609.18 : 79,503.12 = 32,115.54 : x
  2. Step 2: Convert to fraction form
    57,609.18/79,503.12 = 32,115.54/x
  3. Step 3: Cross multiply
    57,609.18x = 79,503.12 × 32,115.54
  4. Step 4: Simplify right side
    57,609.18x = 2,553,285,630.48
  5. Step 5: Solve for x
    x = 2,553,285,630.48/57,609.18
  6. Step 6: Final answer
    x = 44,320.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.