Home / 141,622.34-195,441.33-77,093.43

Finding the Fourth Proportional to 141,622.34, 195,441.33 and 77,093.43

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Solution

The fourth proportional to 141,622.34, 195,441.33 and 77,093.43 is: 106,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,622.34 : 195,441.33 = 77,093.43 : x
  2. Step 2: Convert to fraction form
    141,622.34/195,441.33 = 77,093.43/x
  3. Step 3: Cross multiply
    141,622.34x = 195,441.33 × 77,093.43
  4. Step 4: Simplify right side
    141,622.34x = 15,067,242,493.46
  5. Step 5: Solve for x
    x = 15,067,242,493.46/141,622.34
  6. Step 6: Final answer
    x = 106,390.30

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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.