Home / 141,251.78-194,846.03-84,630.35

Finding the Fourth Proportional to 141,251.78, 194,846.03 and 84,630.35

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Solution

The fourth proportional to 141,251.78, 194,846.03 and 84,630.35 is: 116,741.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,251.78 : 194,846.03 = 84,630.35 : x
  2. Step 2: Convert to fraction form
    141,251.78/194,846.03 = 84,630.35/x
  3. Step 3: Cross multiply
    141,251.78x = 194,846.03 × 84,630.35
  4. Step 4: Simplify right side
    141,251.78x = 16,489,887,715.01
  5. Step 5: Solve for x
    x = 16,489,887,715.01/141,251.78
  6. Step 6: Final answer
    x = 116,741.10

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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.