Home / 101,010.25-151,537.25-38,680.75

Finding the Fourth Proportional to 101,010.25, 151,537.25 and 38,680.75

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Solution

The fourth proportional to 101,010.25, 151,537.25 and 38,680.75 is: 58,029.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,010.25 : 151,537.25 = 38,680.75 : x
  2. Step 2: Convert to fraction form
    101,010.25/151,537.25 = 38,680.75/x
  3. Step 3: Cross multiply
    101,010.25x = 151,537.25 × 38,680.75
  4. Step 4: Simplify right side
    101,010.25x = 5,861,574,482.94
  5. Step 5: Solve for x
    x = 5,861,574,482.94/101,010.25
  6. Step 6: Final answer
    x = 58,029.50

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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.