Home / 30,204.77-41,665.79-28,066.55

Finding the Fourth Proportional to 30,204.77, 41,665.79 and 28,066.55

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Solution

The fourth proportional to 30,204.77, 41,665.79 and 28,066.55 is: 38,716.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,204.77 : 41,665.79 = 28,066.55 : x
  2. Step 2: Convert to fraction form
    30,204.77/41,665.79 = 28,066.55/x
  3. Step 3: Cross multiply
    30,204.77x = 41,665.79 × 28,066.55
  4. Step 4: Simplify right side
    30,204.77x = 1,169,414,629.66
  5. Step 5: Solve for x
    x = 1,169,414,629.66/30,204.77
  6. Step 6: Final answer
    x = 38,716.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.