Home / 54,607.43-81,911.07-17,170.77

Finding the Fourth Proportional to 54,607.43, 81,911.07 and 17,170.77

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Solution

The fourth proportional to 54,607.43, 81,911.07 and 17,170.77 is: 25,756.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,607.43 : 81,911.07 = 17,170.77 : x
  2. Step 2: Convert to fraction form
    54,607.43/81,911.07 = 17,170.77/x
  3. Step 3: Cross multiply
    54,607.43x = 81,911.07 × 17,170.77
  4. Step 4: Simplify right side
    54,607.43x = 1,406,476,450.59
  5. Step 5: Solve for x
    x = 1,406,476,450.59/54,607.43
  6. Step 6: Final answer
    x = 25,756.14

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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.