Home / 151,415.10-227,122.65-51,542.10

Finding the Fourth Proportional to 151,415.10, 227,122.65 and 51,542.10

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Solution

The fourth proportional to 151,415.10, 227,122.65 and 51,542.10 is: 77,313.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,415.10 : 227,122.65 = 51,542.10 : x
  2. Step 2: Convert to fraction form
    151,415.10/227,122.65 = 51,542.10/x
  3. Step 3: Cross multiply
    151,415.10x = 227,122.65 × 51,542.10
  4. Step 4: Simplify right side
    151,415.10x = 11,706,378,338.57
  5. Step 5: Solve for x
    x = 11,706,378,338.57/151,415.10
  6. Step 6: Final answer
    x = 77,313.15

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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.