Home / 226,827.90-340,143.33-69,019.47

Finding the Fourth Proportional to 226,827.90, 340,143.33 and 69,019.47

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Solution

The fourth proportional to 226,827.90, 340,143.33 and 69,019.47 is: 103,499.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,827.90 : 340,143.33 = 69,019.47 : x
  2. Step 2: Convert to fraction form
    226,827.90/340,143.33 = 69,019.47/x
  3. Step 3: Cross multiply
    226,827.90x = 340,143.33 × 69,019.47
  4. Step 4: Simplify right side
    226,827.90x = 23,476,512,360.64
  5. Step 5: Solve for x
    x = 23,476,512,360.64/226,827.90
  6. Step 6: Final answer
    x = 103,499.23

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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.