Home / 141,036.16-194,647.13-80,609.35

Finding the Fourth Proportional to 141,036.16, 194,647.13 and 80,609.35

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Solution

The fourth proportional to 141,036.16, 194,647.13 and 80,609.35 is: 111,250.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,036.16 : 194,647.13 = 80,609.35 : x
  2. Step 2: Convert to fraction form
    141,036.16/194,647.13 = 80,609.35/x
  3. Step 3: Cross multiply
    141,036.16x = 194,647.13 × 80,609.35
  4. Step 4: Simplify right side
    141,036.16x = 15,690,378,628.67
  5. Step 5: Solve for x
    x = 15,690,378,628.67/141,036.16
  6. Step 6: Final answer
    x = 111,250.75

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1.5x scale

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.