Home / 95,931.20-143,895.45-43,340.60

Finding the Fourth Proportional to 95,931.20, 143,895.45 and 43,340.60

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Solution

The fourth proportional to 95,931.20, 143,895.45 and 43,340.60 is: 65,010.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,931.20 : 143,895.45 = 43,340.60 : x
  2. Step 2: Convert to fraction form
    95,931.20/143,895.45 = 43,340.60/x
  3. Step 3: Cross multiply
    95,931.20x = 143,895.45 × 43,340.60
  4. Step 4: Simplify right side
    95,931.20x = 6,236,515,140.27
  5. Step 5: Solve for x
    x = 6,236,515,140.27/95,931.20
  6. Step 6: Final answer
    x = 65,010.29

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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.