Home / 141,257.34-194,936.57-76,727.17

Finding the Fourth Proportional to 141,257.34, 194,936.57 and 76,727.17

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Solution

The fourth proportional to 141,257.34, 194,936.57 and 76,727.17 is: 105,884.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,257.34 : 194,936.57 = 76,727.17 : x
  2. Step 2: Convert to fraction form
    141,257.34/194,936.57 = 76,727.17/x
  3. Step 3: Cross multiply
    141,257.34x = 194,936.57 × 76,727.17
  4. Step 4: Simplify right side
    141,257.34x = 14,956,932,473.22
  5. Step 5: Solve for x
    x = 14,956,932,473.22/141,257.34
  6. Step 6: Final answer
    x = 105,884.28

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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.