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Finding the Fourth Proportional to 63,132, 87,124.05 and 34,839.51

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Solution

The fourth proportional to 63,132, 87,124.05 and 34,839.51 is: 48,079.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,132 : 87,124.05 = 34,839.51 : x
  2. Step 2: Convert to fraction form
    63,132/87,124.05 = 34,839.51/x
  3. Step 3: Cross multiply
    63,132x = 87,124.05 × 34,839.51
  4. Step 4: Simplify right side
    63,132x = 3,035,359,211.22
  5. Step 5: Solve for x
    x = 3,035,359,211.22/63,132
  6. Step 6: Final answer
    x = 48,079.57

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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.