Home / 101,403.66-151,998.23-38,196.44

Finding the Fourth Proportional to 101,403.66, 151,998.23 and 38,196.44

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Solution

The fourth proportional to 101,403.66, 151,998.23 and 38,196.44 is: 57,254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,403.66 : 151,998.23 = 38,196.44 : x
  2. Step 2: Convert to fraction form
    101,403.66/151,998.23 = 38,196.44/x
  3. Step 3: Cross multiply
    101,403.66x = 151,998.23 × 38,196.44
  4. Step 4: Simplify right side
    101,403.66x = 5,805,790,750.30
  5. Step 5: Solve for x
    x = 5,805,790,750.30/101,403.66
  6. Step 6: Final answer
    x = 57,254.25

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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.