Home / 151,963.80-227,945.70-67,764.30

Finding the Fourth Proportional to 151,963.80, 227,945.70 and 67,764.30

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Solution

The fourth proportional to 151,963.80, 227,945.70 and 67,764.30 is: 101,646.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,963.80 : 227,945.70 = 67,764.30 : x
  2. Step 2: Convert to fraction form
    151,963.80/227,945.70 = 67,764.30/x
  3. Step 3: Cross multiply
    151,963.80x = 227,945.70 × 67,764.30
  4. Step 4: Simplify right side
    151,963.80x = 15,446,580,798.51
  5. Step 5: Solve for x
    x = 15,446,580,798.51/151,963.80
  6. Step 6: Final answer
    x = 101,646.45

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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.