Home / 48,241.50-72,331.20-20,154.03

Finding the Fourth Proportional to 48,241.50, 72,331.20 and 20,154.03

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Solution

The fourth proportional to 48,241.50, 72,331.20 and 20,154.03 is: 30,218.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,241.50 : 72,331.20 = 20,154.03 : x
  2. Step 2: Convert to fraction form
    48,241.50/72,331.20 = 20,154.03/x
  3. Step 3: Cross multiply
    48,241.50x = 72,331.20 × 20,154.03
  4. Step 4: Simplify right side
    48,241.50x = 1,457,765,174.74
  5. Step 5: Solve for x
    x = 1,457,765,174.74/48,241.50
  6. Step 6: Final answer
    x = 30,218.07

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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.