Home / 129,867.80-194,801.70-50,941.40

Finding the Fourth Proportional to 129,867.80, 194,801.70 and 50,941.40

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Solution

The fourth proportional to 129,867.80, 194,801.70 and 50,941.40 is: 76,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,867.80 : 194,801.70 = 50,941.40 : x
  2. Step 2: Convert to fraction form
    129,867.80/194,801.70 = 50,941.40/x
  3. Step 3: Cross multiply
    129,867.80x = 194,801.70 × 50,941.40
  4. Step 4: Simplify right side
    129,867.80x = 9,923,471,320.38
  5. Step 5: Solve for x
    x = 9,923,471,320.38/129,867.80
  6. Step 6: Final answer
    x = 76,412.10

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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.