Home / 54,574.94-81,884.28-17,140.80

Finding the Fourth Proportional to 54,574.94, 81,884.28 and 17,140.80

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Solution

The fourth proportional to 54,574.94, 81,884.28 and 17,140.80 is: 25,718.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,574.94 : 81,884.28 = 17,140.80 : x
  2. Step 2: Convert to fraction form
    54,574.94/81,884.28 = 17,140.80/x
  3. Step 3: Cross multiply
    54,574.94x = 81,884.28 × 17,140.80
  4. Step 4: Simplify right side
    54,574.94x = 1,403,562,066.62
  5. Step 5: Solve for x
    x = 1,403,562,066.62/54,574.94
  6. Step 6: Final answer
    x = 25,718.07

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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.