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Finding the Fourth Proportional to 64,305.41, 88,740.50 and 35,625.01

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Solution

The fourth proportional to 64,305.41, 88,740.50 and 35,625.01 is: 49,161.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,305.41 : 88,740.50 = 35,625.01 : x
  2. Step 2: Convert to fraction form
    64,305.41/88,740.50 = 35,625.01/x
  3. Step 3: Cross multiply
    64,305.41x = 88,740.50 × 35,625.01
  4. Step 4: Simplify right side
    64,305.41x = 3,161,380,578.08
  5. Step 5: Solve for x
    x = 3,161,380,578.08/64,305.41
  6. Step 6: Final answer
    x = 49,161.97

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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.