Home / 151,309.28-227,104.08-76,482.32

Finding the Fourth Proportional to 151,309.28, 227,104.08 and 76,482.32

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Solution

The fourth proportional to 151,309.28, 227,104.08 and 76,482.32 is: 114,794.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,309.28 : 227,104.08 = 76,482.32 : x
  2. Step 2: Convert to fraction form
    151,309.28/227,104.08 = 76,482.32/x
  3. Step 3: Cross multiply
    151,309.28x = 227,104.08 × 76,482.32
  4. Step 4: Simplify right side
    151,309.28x = 17,369,446,919.87
  5. Step 5: Solve for x
    x = 17,369,446,919.87/151,309.28
  6. Step 6: Final answer
    x = 114,794.33

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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.