Home / 123,851.02-185,769.24-40,745.02

Finding the Fourth Proportional to 123,851.02, 185,769.24 and 40,745.02

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Solution

The fourth proportional to 123,851.02, 185,769.24 and 40,745.02 is: 61,115.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,851.02 : 185,769.24 = 40,745.02 : x
  2. Step 2: Convert to fraction form
    123,851.02/185,769.24 = 40,745.02/x
  3. Step 3: Cross multiply
    123,851.02x = 185,769.24 × 40,745.02
  4. Step 4: Simplify right side
    123,851.02x = 7,569,171,399.18
  5. Step 5: Solve for x
    x = 7,569,171,399.18/123,851.02
  6. Step 6: Final answer
    x = 61,115.13

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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.