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Finding the Fourth Proportional to 64,147, 88,522.62 and 35,852.68

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Solution

The fourth proportional to 64,147, 88,522.62 and 35,852.68 is: 49,476.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,147 : 88,522.62 = 35,852.68 : x
  2. Step 2: Convert to fraction form
    64,147/88,522.62 = 35,852.68/x
  3. Step 3: Cross multiply
    64,147x = 88,522.62 × 35,852.68
  4. Step 4: Simplify right side
    64,147x = 3,173,773,167.62
  5. Step 5: Solve for x
    x = 3,173,773,167.62/64,147
  6. Step 6: Final answer
    x = 49,476.56

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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.