Home / 141,134.55-194,758.43-83,776.29

Finding the Fourth Proportional to 141,134.55, 194,758.43 and 83,776.29

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Solution

The fourth proportional to 141,134.55, 194,758.43 and 83,776.29 is: 115,606.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,134.55 : 194,758.43 = 83,776.29 : x
  2. Step 2: Convert to fraction form
    141,134.55/194,758.43 = 83,776.29/x
  3. Step 3: Cross multiply
    141,134.55x = 194,758.43 × 83,776.29
  4. Step 4: Simplify right side
    141,134.55x = 16,316,138,292.74
  5. Step 5: Solve for x
    x = 16,316,138,292.74/141,134.55
  6. Step 6: Final answer
    x = 115,606.97

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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.