Home / 54,571.39-81,860.56-17,132.92

Finding the Fourth Proportional to 54,571.39, 81,860.56 and 17,132.92

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Solution

The fourth proportional to 54,571.39, 81,860.56 and 17,132.92 is: 25,700.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,571.39 : 81,860.56 = 17,132.92 : x
  2. Step 2: Convert to fraction form
    54,571.39/81,860.56 = 17,132.92/x
  3. Step 3: Cross multiply
    54,571.39x = 81,860.56 × 17,132.92
  4. Step 4: Simplify right side
    54,571.39x = 1,402,510,178.15
  5. Step 5: Solve for x
    x = 1,402,510,178.15/54,571.39
  6. Step 6: Final answer
    x = 25,700.47

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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.