Home / 141,157.20-194,797.07-76,626.39

Finding the Fourth Proportional to 141,157.20, 194,797.07 and 76,626.39

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Solution

The fourth proportional to 141,157.20, 194,797.07 and 76,626.39 is: 105,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,157.20 : 194,797.07 = 76,626.39 : x
  2. Step 2: Convert to fraction form
    141,157.20/194,797.07 = 76,626.39/x
  3. Step 3: Cross multiply
    141,157.20x = 194,797.07 × 76,626.39
  4. Step 4: Simplify right side
    141,157.20x = 14,926,596,256.68
  5. Step 5: Solve for x
    x = 14,926,596,256.68/141,157.20
  6. Step 6: Final answer
    x = 105,744.49

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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.