Home / 75,023.60-103,542.37-43,193.84

Finding the Fourth Proportional to 75,023.60, 103,542.37 and 43,193.84

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Solution

The fourth proportional to 75,023.60, 103,542.37 and 43,193.84 is: 59,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,023.60 : 103,542.37 = 43,193.84 : x
  2. Step 2: Convert to fraction form
    75,023.60/103,542.37 = 43,193.84/x
  3. Step 3: Cross multiply
    75,023.60x = 103,542.37 × 43,193.84
  4. Step 4: Simplify right side
    75,023.60x = 4,472,392,563.00
  5. Step 5: Solve for x
    x = 4,472,392,563.00/75,023.60
  6. Step 6: Final answer
    x = 59,613.14

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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.