Home / 57,829.60-79,818.78-36,332.20

Finding the Fourth Proportional to 57,829.60, 79,818.78 and 36,332.20

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Solution

The fourth proportional to 57,829.60, 79,818.78 and 36,332.20 is: 50,147.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,829.60 : 79,818.78 = 36,332.20 : x
  2. Step 2: Convert to fraction form
    57,829.60/79,818.78 = 36,332.20/x
  3. Step 3: Cross multiply
    57,829.60x = 79,818.78 × 36,332.20
  4. Step 4: Simplify right side
    57,829.60x = 2,899,991,878.72
  5. Step 5: Solve for x
    x = 2,899,991,878.72/57,829.60
  6. Step 6: Final answer
    x = 50,147.19

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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.