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Finding the Fourth Proportional to 64,370.89, 96,570.93 and 22,817.89

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Solution

The fourth proportional to 64,370.89, 96,570.93 and 22,817.89 is: 34,232.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,370.89 : 96,570.93 = 22,817.89 : x
  2. Step 2: Convert to fraction form
    64,370.89/96,570.93 = 22,817.89/x
  3. Step 3: Cross multiply
    64,370.89x = 96,570.93 × 22,817.89
  4. Step 4: Simplify right side
    64,370.89x = 2,203,544,857.94
  5. Step 5: Solve for x
    x = 2,203,544,857.94/64,370.89
  6. Step 6: Final answer
    x = 34,232.01

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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.