Home / 129,630.65-194,429.57-50,800.23

Finding the Fourth Proportional to 129,630.65, 194,429.57 and 50,800.23

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Solution

The fourth proportional to 129,630.65, 194,429.57 and 50,800.23 is: 76,193.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,630.65 : 194,429.57 = 50,800.23 : x
  2. Step 2: Convert to fraction form
    129,630.65/194,429.57 = 50,800.23/x
  3. Step 3: Cross multiply
    129,630.65x = 194,429.57 × 50,800.23
  4. Step 4: Simplify right side
    129,630.65x = 9,877,066,620.80
  5. Step 5: Solve for x
    x = 9,877,066,620.80/129,630.65
  6. Step 6: Final answer
    x = 76,193.92

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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.