Home / 67,076.52-100,624.44-20,333.04

Finding the Fourth Proportional to 67,076.52, 100,624.44 and 20,333.04

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Solution

The fourth proportional to 67,076.52, 100,624.44 and 20,333.04 is: 30,502.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,076.52 : 100,624.44 = 20,333.04 : x
  2. Step 2: Convert to fraction form
    67,076.52/100,624.44 = 20,333.04/x
  3. Step 3: Cross multiply
    67,076.52x = 100,624.44 × 20,333.04
  4. Step 4: Simplify right side
    67,076.52x = 2,046,000,763.50
  5. Step 5: Solve for x
    x = 2,046,000,763.50/67,076.52
  6. Step 6: Final answer
    x = 30,502.49

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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.