Home / 240,109.43-360,182.39-71,616.60

Finding the Fourth Proportional to 240,109.43, 360,182.39 and 71,616.60

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Solution

The fourth proportional to 240,109.43, 360,182.39 and 71,616.60 is: 107,430.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,109.43 : 360,182.39 = 71,616.60 : x
  2. Step 2: Convert to fraction form
    240,109.43/360,182.39 = 71,616.60/x
  3. Step 3: Cross multiply
    240,109.43x = 360,182.39 × 71,616.60
  4. Step 4: Simplify right side
    240,109.43x = 25,795,037,793.59
  5. Step 5: Solve for x
    x = 25,795,037,793.59/240,109.43
  6. Step 6: Final answer
    x = 107,430.34

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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.