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Finding the Fourth Proportional to 88,650.83, 122,337.87 and 48,364.30

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Solution

The fourth proportional to 88,650.83, 122,337.87 and 48,364.30 is: 66,742.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,650.83 : 122,337.87 = 48,364.30 : x
  2. Step 2: Convert to fraction form
    88,650.83/122,337.87 = 48,364.30/x
  3. Step 3: Cross multiply
    88,650.83x = 122,337.87 × 48,364.30
  4. Step 4: Simplify right side
    88,650.83x = 5,916,785,204.22
  5. Step 5: Solve for x
    x = 5,916,785,204.22/88,650.83
  6. Step 6: Final answer
    x = 66,742.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.