Home / 141,023.12-194,584.14-83,651.63

Finding the Fourth Proportional to 141,023.12, 194,584.14 and 83,651.63

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Solution

The fourth proportional to 141,023.12, 194,584.14 and 83,651.63 is: 115,422.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,023.12 : 194,584.14 = 83,651.63 : x
  2. Step 2: Convert to fraction form
    141,023.12/194,584.14 = 83,651.63/x
  3. Step 3: Cross multiply
    141,023.12x = 194,584.14 × 83,651.63
  4. Step 4: Simplify right side
    141,023.12x = 16,277,279,510.23
  5. Step 5: Solve for x
    x = 16,277,279,510.23/141,023.12
  6. Step 6: Final answer
    x = 115,422.78

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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.