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Finding the Fourth Proportional to 61,737.17, 85,199.04 and 34,880.81

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Solution

The fourth proportional to 61,737.17, 85,199.04 and 34,880.81 is: 48,136.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,737.17 : 85,199.04 = 34,880.81 : x
  2. Step 2: Convert to fraction form
    61,737.17/85,199.04 = 34,880.81/x
  3. Step 3: Cross multiply
    61,737.17x = 85,199.04 × 34,880.81
  4. Step 4: Simplify right side
    61,737.17x = 2,971,811,100.43
  5. Step 5: Solve for x
    x = 2,971,811,100.43/61,737.17
  6. Step 6: Final answer
    x = 48,136.50

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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.