Home / 100,044.62-150,087.18-40,885.04

Finding the Fourth Proportional to 100,044.62, 150,087.18 and 40,885.04

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Solution

The fourth proportional to 100,044.62, 150,087.18 and 40,885.04 is: 61,335.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,044.62 : 150,087.18 = 40,885.04 : x
  2. Step 2: Convert to fraction form
    100,044.62/150,087.18 = 40,885.04/x
  3. Step 3: Cross multiply
    100,044.62x = 150,087.18 × 40,885.04
  4. Step 4: Simplify right side
    100,044.62x = 6,136,320,357.79
  5. Step 5: Solve for x
    x = 6,136,320,357.79/100,044.62
  6. Step 6: Final answer
    x = 61,335.84

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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.