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Finding the Fourth Proportional to 79,348.92, 118,867.60 and 45,998.89

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Solution

The fourth proportional to 79,348.92, 118,867.60 and 45,998.89 is: 68,908.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,348.92 : 118,867.60 = 45,998.89 : x
  2. Step 2: Convert to fraction form
    79,348.92/118,867.60 = 45,998.89/x
  3. Step 3: Cross multiply
    79,348.92x = 118,867.60 × 45,998.89
  4. Step 4: Simplify right side
    79,348.92x = 5,467,777,417.29
  5. Step 5: Solve for x
    x = 5,467,777,417.29/79,348.92
  6. Step 6: Final answer
    x = 68,908.03

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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.