Home / 54,607.49-81,911.17-17,170.84

Finding the Fourth Proportional to 54,607.49, 81,911.17 and 17,170.84

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Solution

The fourth proportional to 54,607.49, 81,911.17 and 17,170.84 is: 25,756.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,607.49 : 81,911.17 = 17,170.84 : x
  2. Step 2: Convert to fraction form
    54,607.49/81,911.17 = 17,170.84/x
  3. Step 3: Cross multiply
    54,607.49x = 81,911.17 × 17,170.84
  4. Step 4: Simplify right side
    54,607.49x = 1,406,483,594.28
  5. Step 5: Solve for x
    x = 1,406,483,594.28/54,607.49
  6. Step 6: Final answer
    x = 25,756.24

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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.