Home / 123,647.06-185,345.97-48,738.21

Finding the Fourth Proportional to 123,647.06, 185,345.97 and 48,738.21

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Solution

The fourth proportional to 123,647.06, 185,345.97 and 48,738.21 is: 73,058.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,647.06 : 185,345.97 = 48,738.21 : x
  2. Step 2: Convert to fraction form
    123,647.06/185,345.97 = 48,738.21/x
  3. Step 3: Cross multiply
    123,647.06x = 185,345.97 × 48,738.21
  4. Step 4: Simplify right side
    123,647.06x = 9,033,430,204.85
  5. Step 5: Solve for x
    x = 9,033,430,204.85/123,647.06
  6. Step 6: Final answer
    x = 73,058.19

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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.