Home / 151,288.32-226,932.48-68,206.08

Finding the Fourth Proportional to 151,288.32, 226,932.48 and 68,206.08

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Solution

The fourth proportional to 151,288.32, 226,932.48 and 68,206.08 is: 102,309.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,288.32 : 226,932.48 = 68,206.08 : x
  2. Step 2: Convert to fraction form
    151,288.32/226,932.48 = 68,206.08/x
  3. Step 3: Cross multiply
    151,288.32x = 226,932.48 × 68,206.08
  4. Step 4: Simplify right side
    151,288.32x = 15,478,174,885.48
  5. Step 5: Solve for x
    x = 15,478,174,885.48/151,288.32
  6. Step 6: Final answer
    x = 102,309.12

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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.