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Finding the Fourth Proportional to 84,658.52, 116,829.20 and 48,850.04

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Solution

The fourth proportional to 84,658.52, 116,829.20 and 48,850.04 is: 67,413.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,658.52 : 116,829.20 = 48,850.04 : x
  2. Step 2: Convert to fraction form
    84,658.52/116,829.20 = 48,850.04/x
  3. Step 3: Cross multiply
    84,658.52x = 116,829.20 × 48,850.04
  4. Step 4: Simplify right side
    84,658.52x = 5,707,110,848.92
  5. Step 5: Solve for x
    x = 5,707,110,848.92/84,658.52
  6. Step 6: Final answer
    x = 67,413.31

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1.5x scale

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.