Home / 140,609.29-194,037.25-83,249.35

Finding the Fourth Proportional to 140,609.29, 194,037.25 and 83,249.35

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Solution

The fourth proportional to 140,609.29, 194,037.25 and 83,249.35 is: 114,881.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,609.29 : 194,037.25 = 83,249.35 : x
  2. Step 2: Convert to fraction form
    140,609.29/194,037.25 = 83,249.35/x
  3. Step 3: Cross multiply
    140,609.29x = 194,037.25 × 83,249.35
  4. Step 4: Simplify right side
    140,609.29x = 16,153,474,938.29
  5. Step 5: Solve for x
    x = 16,153,474,938.29/140,609.29
  6. Step 6: Final answer
    x = 114,881.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.