Home / 38,950.84-53,716.88-25,517.20

Finding the Fourth Proportional to 38,950.84, 53,716.88 and 25,517.20

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Solution

The fourth proportional to 38,950.84, 53,716.88 and 25,517.20 is: 35,190.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,950.84 : 53,716.88 = 25,517.20 : x
  2. Step 2: Convert to fraction form
    38,950.84/53,716.88 = 25,517.20/x
  3. Step 3: Cross multiply
    38,950.84x = 53,716.88 × 25,517.20
  4. Step 4: Simplify right side
    38,950.84x = 1,370,704,370.34
  5. Step 5: Solve for x
    x = 1,370,704,370.34/38,950.84
  6. Step 6: Final answer
    x = 35,190.62

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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.