Home / 124,221.24-186,408.18-49,328.28

Finding the Fourth Proportional to 124,221.24, 186,408.18 and 49,328.28

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Solution

The fourth proportional to 124,221.24, 186,408.18 and 49,328.28 is: 74,022.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,221.24 : 186,408.18 = 49,328.28 : x
  2. Step 2: Convert to fraction form
    124,221.24/186,408.18 = 49,328.28/x
  3. Step 3: Cross multiply
    124,221.24x = 186,408.18 × 49,328.28
  4. Step 4: Simplify right side
    124,221.24x = 9,195,194,897.33
  5. Step 5: Solve for x
    x = 9,195,194,897.33/124,221.24
  6. Step 6: Final answer
    x = 74,022.73

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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.