Home / 45,344.13-68,016.03-12,064.20

Finding the Fourth Proportional to 45,344.13, 68,016.03 and 12,064.20

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Solution

The fourth proportional to 45,344.13, 68,016.03 and 12,064.20 is: 18,096.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,344.13 : 68,016.03 = 12,064.20 : x
  2. Step 2: Convert to fraction form
    45,344.13/68,016.03 = 12,064.20/x
  3. Step 3: Cross multiply
    45,344.13x = 68,016.03 × 12,064.20
  4. Step 4: Simplify right side
    45,344.13x = 820,558,989.13
  5. Step 5: Solve for x
    x = 820,558,989.13/45,344.13
  6. Step 6: Final answer
    x = 18,096.26

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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.