Home / 151,628.08-227,439-67,365.40

Finding the Fourth Proportional to 151,628.08, 227,439 and 67,365.40

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Solution

The fourth proportional to 151,628.08, 227,439 and 67,365.40 is: 101,046.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,628.08 : 227,439 = 67,365.40 : x
  2. Step 2: Convert to fraction form
    151,628.08/227,439 = 67,365.40/x
  3. Step 3: Cross multiply
    151,628.08x = 227,439 × 67,365.40
  4. Step 4: Simplify right side
    151,628.08x = 15,321,519,210.60
  5. Step 5: Solve for x
    x = 15,321,519,210.60/151,628.08
  6. Step 6: Final answer
    x = 101,046.71

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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.