Home / 75,630.11-104,364.86-43,793.46

Finding the Fourth Proportional to 75,630.11, 104,364.86 and 43,793.46

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Solution

The fourth proportional to 75,630.11, 104,364.86 and 43,793.46 is: 60,432.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,630.11 : 104,364.86 = 43,793.46 : x
  2. Step 2: Convert to fraction form
    75,630.11/104,364.86 = 43,793.46/x
  3. Step 3: Cross multiply
    75,630.11x = 104,364.86 × 43,793.46
  4. Step 4: Simplify right side
    75,630.11x = 4,570,498,102.85
  5. Step 5: Solve for x
    x = 4,570,498,102.85/75,630.11
  6. Step 6: Final answer
    x = 60,432.26

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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.