Home / 227,205.90-340,808.85-69,433.02

Finding the Fourth Proportional to 227,205.90, 340,808.85 and 69,433.02

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Solution

The fourth proportional to 227,205.90, 340,808.85 and 69,433.02 is: 104,149.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,205.90 : 340,808.85 = 69,433.02 : x
  2. Step 2: Convert to fraction form
    227,205.90/340,808.85 = 69,433.02/x
  3. Step 3: Cross multiply
    227,205.90x = 340,808.85 × 69,433.02
  4. Step 4: Simplify right side
    227,205.90x = 23,663,387,698.23
  5. Step 5: Solve for x
    x = 23,663,387,698.23/227,205.90
  6. Step 6: Final answer
    x = 104,149.53

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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.