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Finding the Fourth Proportional to 85,593.33, 118,081.65 and 51,582.50

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Solution

The fourth proportional to 85,593.33, 118,081.65 and 51,582.50 is: 71,161.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,593.33 : 118,081.65 = 51,582.50 : x
  2. Step 2: Convert to fraction form
    85,593.33/118,081.65 = 51,582.50/x
  3. Step 3: Cross multiply
    85,593.33x = 118,081.65 × 51,582.50
  4. Step 4: Simplify right side
    85,593.33x = 6,090,946,120.72
  5. Step 5: Solve for x
    x = 6,090,946,120.72/85,593.33
  6. Step 6: Final answer
    x = 71,161.46

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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.