Home / 26,700.33-40,116.15-20,106.51

Finding the Fourth Proportional to 26,700.33, 40,116.15 and 20,106.51

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Solution

The fourth proportional to 26,700.33, 40,116.15 and 20,106.51 is: 30,209.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,700.33 : 40,116.15 = 20,106.51 : x
  2. Step 2: Convert to fraction form
    26,700.33/40,116.15 = 20,106.51/x
  3. Step 3: Cross multiply
    26,700.33x = 40,116.15 × 20,106.51
  4. Step 4: Simplify right side
    26,700.33x = 806,595,771.14
  5. Step 5: Solve for x
    x = 806,595,771.14/26,700.33
  6. Step 6: Final answer
    x = 30,209.21

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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.