Home / 227,130.30-340,695.45-225,575.10

Finding the Fourth Proportional to 227,130.30, 340,695.45 and 225,575.10

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Solution

The fourth proportional to 227,130.30, 340,695.45 and 225,575.10 is: 338,362.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,130.30 : 340,695.45 = 225,575.10 : x
  2. Step 2: Convert to fraction form
    227,130.30/340,695.45 = 225,575.10/x
  3. Step 3: Cross multiply
    227,130.30x = 340,695.45 × 225,575.10
  4. Step 4: Simplify right side
    227,130.30x = 76,852,410,203.30
  5. Step 5: Solve for x
    x = 76,852,410,203.30/227,130.30
  6. Step 6: Final answer
    x = 338,362.65

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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.