Home / 151,443.74-227,121.86-51,601.72

Finding the Fourth Proportional to 151,443.74, 227,121.86 and 51,601.72

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Solution

The fourth proportional to 151,443.74, 227,121.86 and 51,601.72 is: 77,387.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,443.74 : 227,121.86 = 51,601.72 : x
  2. Step 2: Convert to fraction form
    151,443.74/227,121.86 = 51,601.72/x
  3. Step 3: Cross multiply
    151,443.74x = 227,121.86 × 51,601.72
  4. Step 4: Simplify right side
    151,443.74x = 11,719,878,625.60
  5. Step 5: Solve for x
    x = 11,719,878,625.60/151,443.74
  6. Step 6: Final answer
    x = 77,387.67

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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.