Home / 100,627.02-150,945.69-25,747.80

Finding the Fourth Proportional to 100,627.02, 150,945.69 and 25,747.80

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Solution

The fourth proportional to 100,627.02, 150,945.69 and 25,747.80 is: 38,623.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,627.02 : 150,945.69 = 25,747.80 : x
  2. Step 2: Convert to fraction form
    100,627.02/150,945.69 = 25,747.80/x
  3. Step 3: Cross multiply
    100,627.02x = 150,945.69 × 25,747.80
  4. Step 4: Simplify right side
    100,627.02x = 3,886,519,436.98
  5. Step 5: Solve for x
    x = 3,886,519,436.98/100,627.02
  6. Step 6: Final answer
    x = 38,623.02

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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.