Home / 45,568.14-68,351.80-14,403.40

Finding the Fourth Proportional to 45,568.14, 68,351.80 and 14,403.40

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Solution

The fourth proportional to 45,568.14, 68,351.80 and 14,403.40 is: 21,604.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,568.14 : 68,351.80 = 14,403.40 : x
  2. Step 2: Convert to fraction form
    45,568.14/68,351.80 = 14,403.40/x
  3. Step 3: Cross multiply
    45,568.14x = 68,351.80 × 14,403.40
  4. Step 4: Simplify right side
    45,568.14x = 984,498,316.12
  5. Step 5: Solve for x
    x = 984,498,316.12/45,568.14
  6. Step 6: Final answer
    x = 21,604.97

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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.