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Finding the Fourth Proportional to 71,775.93, 107,584.60 and 29,632.77

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Solution

The fourth proportional to 71,775.93, 107,584.60 and 29,632.77 is: 44,416.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,775.93 : 107,584.60 = 29,632.77 : x
  2. Step 2: Convert to fraction form
    71,775.93/107,584.60 = 29,632.77/x
  3. Step 3: Cross multiply
    71,775.93x = 107,584.60 × 29,632.77
  4. Step 4: Simplify right side
    71,775.93x = 3,188,029,707.34
  5. Step 5: Solve for x
    x = 3,188,029,707.34/71,775.93
  6. Step 6: Final answer
    x = 44,416.42

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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.