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Finding the Fourth Proportional to 64,675, 89,238.06 and 37,812.24

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Solution

The fourth proportional to 64,675, 89,238.06 and 37,812.24 is: 52,173.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,675 : 89,238.06 = 37,812.24 : x
  2. Step 2: Convert to fraction form
    64,675/89,238.06 = 37,812.24/x
  3. Step 3: Cross multiply
    64,675x = 89,238.06 × 37,812.24
  4. Step 4: Simplify right side
    64,675x = 3,374,290,941.85
  5. Step 5: Solve for x
    x = 3,374,290,941.85/64,675
  6. Step 6: Final answer
    x = 52,173.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.