Home / 165,914.80-248,872.20-60,809.20

Finding the Fourth Proportional to 165,914.80, 248,872.20 and 60,809.20

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Solution

The fourth proportional to 165,914.80, 248,872.20 and 60,809.20 is: 91,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,914.80 : 248,872.20 = 60,809.20 : x
  2. Step 2: Convert to fraction form
    165,914.80/248,872.20 = 60,809.20/x
  3. Step 3: Cross multiply
    165,914.80x = 248,872.20 × 60,809.20
  4. Step 4: Simplify right side
    165,914.80x = 15,133,719,384.24
  5. Step 5: Solve for x
    x = 15,133,719,384.24/165,914.80
  6. Step 6: Final answer
    x = 91,213.80

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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.