Home / 151,116.54-226,377.63-87,803.76

Finding the Fourth Proportional to 151,116.54, 226,377.63 and 87,803.76

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Solution

The fourth proportional to 151,116.54, 226,377.63 and 87,803.76 is: 131,532.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,116.54 : 226,377.63 = 87,803.76 : x
  2. Step 2: Convert to fraction form
    151,116.54/226,377.63 = 87,803.76/x
  3. Step 3: Cross multiply
    151,116.54x = 226,377.63 × 87,803.76
  4. Step 4: Simplify right side
    151,116.54x = 19,876,807,093.89
  5. Step 5: Solve for x
    x = 19,876,807,093.89/151,116.54
  6. Step 6: Final answer
    x = 131,532.97

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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.