Home / 124,408.86-186,607.14-45,516.94

Finding the Fourth Proportional to 124,408.86, 186,607.14 and 45,516.94

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Solution

The fourth proportional to 124,408.86, 186,607.14 and 45,516.94 is: 68,273.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,408.86 : 186,607.14 = 45,516.94 : x
  2. Step 2: Convert to fraction form
    124,408.86/186,607.14 = 45,516.94/x
  3. Step 3: Cross multiply
    124,408.86x = 186,607.14 × 45,516.94
  4. Step 4: Simplify right side
    124,408.86x = 8,493,785,613.78
  5. Step 5: Solve for x
    x = 8,493,785,613.78/124,408.86
  6. Step 6: Final answer
    x = 68,273.16

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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.