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Finding the Fourth Proportional to 64,694.81, 97,051.32 and 22,568.75

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Solution

The fourth proportional to 64,694.81, 97,051.32 and 22,568.75 is: 33,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,694.81 : 97,051.32 = 22,568.75 : x
  2. Step 2: Convert to fraction form
    64,694.81/97,051.32 = 22,568.75/x
  3. Step 3: Cross multiply
    64,694.81x = 97,051.32 × 22,568.75
  4. Step 4: Simplify right side
    64,694.81x = 2,190,326,492.99
  5. Step 5: Solve for x
    x = 2,190,326,492.99/64,694.81
  6. Step 6: Final answer
    x = 33,856.30

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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.