Home / 141,600.32-195,408.49-77,937.66

Finding the Fourth Proportional to 141,600.32, 195,408.49 and 77,937.66

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Solution

The fourth proportional to 141,600.32, 195,408.49 and 77,937.66 is: 107,554.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,600.32 : 195,408.49 = 77,937.66 : x
  2. Step 2: Convert to fraction form
    141,600.32/195,408.49 = 77,937.66/x
  3. Step 3: Cross multiply
    141,600.32x = 195,408.49 × 77,937.66
  4. Step 4: Simplify right side
    141,600.32x = 15,229,680,454.73
  5. Step 5: Solve for x
    x = 15,229,680,454.73/141,600.32
  6. Step 6: Final answer
    x = 107,554.00

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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.