Home / 141,104.17-194,723.22-77,443.03

Finding the Fourth Proportional to 141,104.17, 194,723.22 and 77,443.03

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Solution

The fourth proportional to 141,104.17, 194,723.22 and 77,443.03 is: 106,871.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,104.17 : 194,723.22 = 77,443.03 : x
  2. Step 2: Convert to fraction form
    141,104.17/194,723.22 = 77,443.03/x
  3. Step 3: Cross multiply
    141,104.17x = 194,723.22 × 77,443.03
  4. Step 4: Simplify right side
    141,104.17x = 15,079,956,168.16
  5. Step 5: Solve for x
    x = 15,079,956,168.16/141,104.17
  6. Step 6: Final answer
    x = 106,871.09

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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.