Home / 151,435.88-227,009.21-56,640.36

Finding the Fourth Proportional to 151,435.88, 227,009.21 and 56,640.36

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Solution

The fourth proportional to 151,435.88, 227,009.21 and 56,640.36 is: 84,906.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,435.88 : 227,009.21 = 56,640.36 : x
  2. Step 2: Convert to fraction form
    151,435.88/227,009.21 = 56,640.36/x
  3. Step 3: Cross multiply
    151,435.88x = 227,009.21 × 56,640.36
  4. Step 4: Simplify right side
    151,435.88x = 12,857,883,377.72
  5. Step 5: Solve for x
    x = 12,857,883,377.72/151,435.88
  6. Step 6: Final answer
    x = 84,906.45

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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.