Home / 129,316.39-193,974.57-35,822.14

Finding the Fourth Proportional to 129,316.39, 193,974.57 and 35,822.14

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Solution

The fourth proportional to 129,316.39, 193,974.57 and 35,822.14 is: 53,733.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,316.39 : 193,974.57 = 35,822.14 : x
  2. Step 2: Convert to fraction form
    129,316.39/193,974.57 = 35,822.14/x
  3. Step 3: Cross multiply
    129,316.39x = 193,974.57 × 35,822.14
  4. Step 4: Simplify right side
    129,316.39x = 6,948,584,202.98
  5. Step 5: Solve for x
    x = 6,948,584,202.98/129,316.39
  6. Step 6: Final answer
    x = 53,733.21

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1.5x scale

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.