Home / 151,709.64-227,347.58-111,412.55

Finding the Fourth Proportional to 151,709.64, 227,347.58 and 111,412.55

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Solution

The fourth proportional to 151,709.64, 227,347.58 and 111,412.55 is: 166,959.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,709.64 : 227,347.58 = 111,412.55 : x
  2. Step 2: Convert to fraction form
    151,709.64/227,347.58 = 111,412.55/x
  3. Step 3: Cross multiply
    151,709.64x = 227,347.58 × 111,412.55
  4. Step 4: Simplify right side
    151,709.64x = 25,329,371,930.33
  5. Step 5: Solve for x
    x = 25,329,371,930.33/151,709.64
  6. Step 6: Final answer
    x = 166,959.54

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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.