Home / 54,028.28-74,525.88-35,879.78

Finding the Fourth Proportional to 54,028.28, 74,525.88 and 35,879.78

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Solution

The fourth proportional to 54,028.28, 74,525.88 and 35,879.78 is: 49,492.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,028.28 : 74,525.88 = 35,879.78 : x
  2. Step 2: Convert to fraction form
    54,028.28/74,525.88 = 35,879.78/x
  3. Step 3: Cross multiply
    54,028.28x = 74,525.88 × 35,879.78
  4. Step 4: Simplify right side
    54,028.28x = 2,673,972,178.71
  5. Step 5: Solve for x
    x = 2,673,972,178.71/54,028.28
  6. Step 6: Final answer
    x = 49,492.08

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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.