Home / 156,307.33-234,433.45-43,960.87

Finding the Fourth Proportional to 156,307.33, 234,433.45 and 43,960.87

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Solution

The fourth proportional to 156,307.33, 234,433.45 and 43,960.87 is: 65,933.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,307.33 : 234,433.45 = 43,960.87 : x
  2. Step 2: Convert to fraction form
    156,307.33/234,433.45 = 43,960.87/x
  3. Step 3: Cross multiply
    156,307.33x = 234,433.45 × 43,960.87
  4. Step 4: Simplify right side
    156,307.33x = 10,305,898,419.10
  5. Step 5: Solve for x
    x = 10,305,898,419.10/156,307.33
  6. Step 6: Final answer
    x = 65,933.56

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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.