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Finding the Fourth Proportional to 50,407.92, 75,495.24 and 48,658.32

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Solution

The fourth proportional to 50,407.92, 75,495.24 and 48,658.32 is: 72,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,407.92 : 75,495.24 = 48,658.32 : x
  2. Step 2: Convert to fraction form
    50,407.92/75,495.24 = 48,658.32/x
  3. Step 3: Cross multiply
    50,407.92x = 75,495.24 × 48,658.32
  4. Step 4: Simplify right side
    50,407.92x = 3,673,471,546.40
  5. Step 5: Solve for x
    x = 3,673,471,546.40/50,407.92
  6. Step 6: Final answer
    x = 72,874.89

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1.5x scale

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.