Home / 45,909.80-68,864.56-25,910.22

Finding the Fourth Proportional to 45,909.80, 68,864.56 and 25,910.22

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Solution

The fourth proportional to 45,909.80, 68,864.56 and 25,910.22 is: 38,865.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,909.80 : 68,864.56 = 25,910.22 : x
  2. Step 2: Convert to fraction form
    45,909.80/68,864.56 = 25,910.22/x
  3. Step 3: Cross multiply
    45,909.80x = 68,864.56 × 25,910.22
  4. Step 4: Simplify right side
    45,909.80x = 1,784,295,899.80
  5. Step 5: Solve for x
    x = 1,784,295,899.80/45,909.80
  6. Step 6: Final answer
    x = 38,865.25

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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.