Home / 150,240.72-225,033.55-75,230.04

Finding the Fourth Proportional to 150,240.72, 225,033.55 and 75,230.04

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Solution

The fourth proportional to 150,240.72, 225,033.55 and 75,230.04 is: 112,681.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,240.72 : 225,033.55 = 75,230.04 : x
  2. Step 2: Convert to fraction form
    150,240.72/225,033.55 = 75,230.04/x
  3. Step 3: Cross multiply
    150,240.72x = 225,033.55 × 75,230.04
  4. Step 4: Simplify right side
    150,240.72x = 16,929,282,967.84
  5. Step 5: Solve for x
    x = 16,929,282,967.84/150,240.72
  6. Step 6: Final answer
    x = 112,681.06

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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.