Home / 129,840.53-194,853.06-50,954.76

Finding the Fourth Proportional to 129,840.53, 194,853.06 and 50,954.76

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Solution

The fourth proportional to 129,840.53, 194,853.06 and 50,954.76 is: 76,468.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,840.53 : 194,853.06 = 50,954.76 : x
  2. Step 2: Convert to fraction form
    129,840.53/194,853.06 = 50,954.76/x
  3. Step 3: Cross multiply
    129,840.53x = 194,853.06 × 50,954.76
  4. Step 4: Simplify right side
    129,840.53x = 9,928,690,907.57
  5. Step 5: Solve for x
    x = 9,928,690,907.57/129,840.53
  6. Step 6: Final answer
    x = 76,468.35

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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.