Home / 129,632.70-194,449.05-94,203.30

Finding the Fourth Proportional to 129,632.70, 194,449.05 and 94,203.30

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Solution

The fourth proportional to 129,632.70, 194,449.05 and 94,203.30 is: 141,304.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,632.70 : 194,449.05 = 94,203.30 : x
  2. Step 2: Convert to fraction form
    129,632.70/194,449.05 = 94,203.30/x
  3. Step 3: Cross multiply
    129,632.70x = 194,449.05 × 94,203.30
  4. Step 4: Simplify right side
    129,632.70x = 18,317,742,191.87
  5. Step 5: Solve for x
    x = 18,317,742,191.87/129,632.70
  6. Step 6: Final answer
    x = 141,304.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.