Home / 240,165.20-359,749.55-140,021.66

Finding the Fourth Proportional to 240,165.20, 359,749.55 and 140,021.66

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Solution

The fourth proportional to 240,165.20, 359,749.55 and 140,021.66 is: 209,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,165.20 : 359,749.55 = 140,021.66 : x
  2. Step 2: Convert to fraction form
    240,165.20/359,749.55 = 140,021.66/x
  3. Step 3: Cross multiply
    240,165.20x = 359,749.55 × 140,021.66
  4. Step 4: Simplify right side
    240,165.20x = 50,372,730,424.68
  5. Step 5: Solve for x
    x = 50,372,730,424.68/240,165.20
  6. Step 6: Final answer
    x = 209,742.00

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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.