Home / 151,023.40-226,340.70-91,796.20

Finding the Fourth Proportional to 151,023.40, 226,340.70 and 91,796.20

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Solution

The fourth proportional to 151,023.40, 226,340.70 and 91,796.20 is: 137,576.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,023.40 : 226,340.70 = 91,796.20 : x
  2. Step 2: Convert to fraction form
    151,023.40/226,340.70 = 91,796.20/x
  3. Step 3: Cross multiply
    151,023.40x = 226,340.70 × 91,796.20
  4. Step 4: Simplify right side
    151,023.40x = 20,777,216,165.34
  5. Step 5: Solve for x
    x = 20,777,216,165.34/151,023.40
  6. Step 6: Final answer
    x = 137,576.14

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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.