Home / 54,166.94-81,220.64-16,716.80

Finding the Fourth Proportional to 54,166.94, 81,220.64 and 16,716.80

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Solution

The fourth proportional to 54,166.94, 81,220.64 and 16,716.80 is: 25,066.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,166.94 : 81,220.64 = 16,716.80 : x
  2. Step 2: Convert to fraction form
    54,166.94/81,220.64 = 16,716.80/x
  3. Step 3: Cross multiply
    54,166.94x = 81,220.64 × 16,716.80
  4. Step 4: Simplify right side
    54,166.94x = 1,357,748,705.06
  5. Step 5: Solve for x
    x = 1,357,748,705.06/54,166.94
  6. Step 6: Final answer
    x = 25,066.01

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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.