Home / 151,186.64-226,920.09-76,359.33

Finding the Fourth Proportional to 151,186.64, 226,920.09 and 76,359.33

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Solution

The fourth proportional to 151,186.64, 226,920.09 and 76,359.33 is: 114,609.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,186.64 : 226,920.09 = 76,359.33 : x
  2. Step 2: Convert to fraction form
    151,186.64/226,920.09 = 76,359.33/x
  3. Step 3: Cross multiply
    151,186.64x = 226,920.09 × 76,359.33
  4. Step 4: Simplify right side
    151,186.64x = 17,327,466,035.94
  5. Step 5: Solve for x
    x = 17,327,466,035.94/151,186.64
  6. Step 6: Final answer
    x = 114,609.77

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1.5x scale

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.