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Finding the Fourth Proportional to 58,079, 80,136.66 and 34,196.96

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Solution

The fourth proportional to 58,079, 80,136.66 and 34,196.96 is: 47,184.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,079 : 80,136.66 = 34,196.96 : x
  2. Step 2: Convert to fraction form
    58,079/80,136.66 = 34,196.96/x
  3. Step 3: Cross multiply
    58,079x = 80,136.66 × 34,196.96
  4. Step 4: Simplify right side
    58,079x = 2,740,430,156.55
  5. Step 5: Solve for x
    x = 2,740,430,156.55/58,079
  6. Step 6: Final answer
    x = 47,184.53

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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.