Home / 124,234.49-186,379.22-45,348.48

Finding the Fourth Proportional to 124,234.49, 186,379.22 and 45,348.48

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Solution

The fourth proportional to 124,234.49, 186,379.22 and 45,348.48 is: 68,032.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,234.49 : 186,379.22 = 45,348.48 : x
  2. Step 2: Convert to fraction form
    124,234.49/186,379.22 = 45,348.48/x
  3. Step 3: Cross multiply
    124,234.49x = 186,379.22 × 45,348.48
  4. Step 4: Simplify right side
    124,234.49x = 8,452,014,443.96
  5. Step 5: Solve for x
    x = 8,452,014,443.96/124,234.49
  6. Step 6: Final answer
    x = 68,032.75

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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.