Home / 174,579.71-261,352.88-107,805.13

Finding the Fourth Proportional to 174,579.71, 261,352.88 and 107,805.13

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Solution

The fourth proportional to 174,579.71, 261,352.88 and 107,805.13 is: 161,388.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,579.71 : 261,352.88 = 107,805.13 : x
  2. Step 2: Convert to fraction form
    174,579.71/261,352.88 = 107,805.13/x
  3. Step 3: Cross multiply
    174,579.71x = 261,352.88 × 107,805.13
  4. Step 4: Simplify right side
    174,579.71x = 28,175,180,416.14
  5. Step 5: Solve for x
    x = 28,175,180,416.14/174,579.71
  6. Step 6: Final answer
    x = 161,388.64

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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.