Home / 40,878.97-61,341.99-17,184.49

Finding the Fourth Proportional to 40,878.97, 61,341.99 and 17,184.49

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Solution

The fourth proportional to 40,878.97, 61,341.99 and 17,184.49 is: 25,786.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,878.97 : 61,341.99 = 17,184.49 : x
  2. Step 2: Convert to fraction form
    40,878.97/61,341.99 = 17,184.49/x
  3. Step 3: Cross multiply
    40,878.97x = 61,341.99 × 17,184.49
  4. Step 4: Simplify right side
    40,878.97x = 1,054,130,813.74
  5. Step 5: Solve for x
    x = 1,054,130,813.74/40,878.97
  6. Step 6: Final answer
    x = 25,786.63

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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.