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Finding the Fourth Proportional to 88,423.50, 122,024.43 and 48,679.50

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Solution

The fourth proportional to 88,423.50, 122,024.43 and 48,679.50 is: 67,177.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,423.50 : 122,024.43 = 48,679.50 : x
  2. Step 2: Convert to fraction form
    88,423.50/122,024.43 = 48,679.50/x
  3. Step 3: Cross multiply
    88,423.50x = 122,024.43 × 48,679.50
  4. Step 4: Simplify right side
    88,423.50x = 5,940,088,240.19
  5. Step 5: Solve for x
    x = 5,940,088,240.19/88,423.50
  6. Step 6: Final answer
    x = 67,177.71

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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.