Home / 151,719.40-227,579.10-104,480.20

Finding the Fourth Proportional to 151,719.40, 227,579.10 and 104,480.20

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Solution

The fourth proportional to 151,719.40, 227,579.10 and 104,480.20 is: 156,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,719.40 : 227,579.10 = 104,480.20 : x
  2. Step 2: Convert to fraction form
    151,719.40/227,579.10 = 104,480.20/x
  3. Step 3: Cross multiply
    151,719.40x = 227,579.10 × 104,480.20
  4. Step 4: Simplify right side
    151,719.40x = 23,777,509,883.82
  5. Step 5: Solve for x
    x = 23,777,509,883.82/151,719.40
  6. Step 6: Final answer
    x = 156,720.30

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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.