Home / 45,632.43-68,448.78-14,042.25

Finding the Fourth Proportional to 45,632.43, 68,448.78 and 14,042.25

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Solution

The fourth proportional to 45,632.43, 68,448.78 and 14,042.25 is: 21,063.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,632.43 : 68,448.78 = 14,042.25 : x
  2. Step 2: Convert to fraction form
    45,632.43/68,448.78 = 14,042.25/x
  3. Step 3: Cross multiply
    45,632.43x = 68,448.78 × 14,042.25
  4. Step 4: Simplify right side
    45,632.43x = 961,174,880.96
  5. Step 5: Solve for x
    x = 961,174,880.96/45,632.43
  6. Step 6: Final answer
    x = 21,063.42

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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.