Home / 45,836.09-68,754.14-12,556.33

Finding the Fourth Proportional to 45,836.09, 68,754.14 and 12,556.33

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Solution

The fourth proportional to 45,836.09, 68,754.14 and 12,556.33 is: 18,834.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,836.09 : 68,754.14 = 12,556.33 : x
  2. Step 2: Convert to fraction form
    45,836.09/68,754.14 = 12,556.33/x
  3. Step 3: Cross multiply
    45,836.09x = 68,754.14 × 12,556.33
  4. Step 4: Simplify right side
    45,836.09x = 863,299,483.13
  5. Step 5: Solve for x
    x = 863,299,483.13/45,836.09
  6. Step 6: Final answer
    x = 18,834.49

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Similar ratio
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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.