Home / 151,409.90-227,114.85-92,215.10

Finding the Fourth Proportional to 151,409.90, 227,114.85 and 92,215.10

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Solution

The fourth proportional to 151,409.90, 227,114.85 and 92,215.10 is: 138,322.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,409.90 : 227,114.85 = 92,215.10 : x
  2. Step 2: Convert to fraction form
    151,409.90/227,114.85 = 92,215.10/x
  3. Step 3: Cross multiply
    151,409.90x = 227,114.85 × 92,215.10
  4. Step 4: Simplify right side
    151,409.90x = 20,943,418,604.24
  5. Step 5: Solve for x
    x = 20,943,418,604.24/151,409.90
  6. Step 6: Final answer
    x = 138,322.65

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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.