Home / 129,160.34-193,735.10-44,939.56

Finding the Fourth Proportional to 129,160.34, 193,735.10 and 44,939.56

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Solution

The fourth proportional to 129,160.34, 193,735.10 and 44,939.56 is: 67,407.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,160.34 : 193,735.10 = 44,939.56 : x
  2. Step 2: Convert to fraction form
    129,160.34/193,735.10 = 44,939.56/x
  3. Step 3: Cross multiply
    129,160.34x = 193,735.10 × 44,939.56
  4. Step 4: Simplify right side
    129,160.34x = 8,706,370,150.56
  5. Step 5: Solve for x
    x = 8,706,370,150.56/129,160.34
  6. Step 6: Final answer
    x = 67,407.46

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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.