Home / 226,857.90-340,286.85-155,999.10

Finding the Fourth Proportional to 226,857.90, 340,286.85 and 155,999.10

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Solution

The fourth proportional to 226,857.90, 340,286.85 and 155,999.10 is: 233,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,857.90 : 340,286.85 = 155,999.10 : x
  2. Step 2: Convert to fraction form
    226,857.90/340,286.85 = 155,999.10/x
  3. Step 3: Cross multiply
    226,857.90x = 340,286.85 × 155,999.10
  4. Step 4: Simplify right side
    226,857.90x = 53,084,442,341.84
  5. Step 5: Solve for x
    x = 53,084,442,341.84/226,857.90
  6. Step 6: Final answer
    x = 233,998.65

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Similar ratio
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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.