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Finding the Fourth Proportional to 64,295.37, 88,719.30 and 36,001.06

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Solution

The fourth proportional to 64,295.37, 88,719.30 and 36,001.06 is: 49,676.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,295.37 : 88,719.30 = 36,001.06 : x
  2. Step 2: Convert to fraction form
    64,295.37/88,719.30 = 36,001.06/x
  3. Step 3: Cross multiply
    64,295.37x = 88,719.30 × 36,001.06
  4. Step 4: Simplify right side
    64,295.37x = 3,193,988,620.66
  5. Step 5: Solve for x
    x = 3,193,988,620.66/64,295.37
  6. Step 6: Final answer
    x = 49,676.81

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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.