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Finding the Fourth Proportional to 93,756.36, 140,596.71 and 34,578.87

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Solution

The fourth proportional to 93,756.36, 140,596.71 and 34,578.87 is: 51,854.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,756.36 : 140,596.71 = 34,578.87 : x
  2. Step 2: Convert to fraction form
    93,756.36/140,596.71 = 34,578.87/x
  3. Step 3: Cross multiply
    93,756.36x = 140,596.71 × 34,578.87
  4. Step 4: Simplify right side
    93,756.36x = 4,861,675,357.52
  5. Step 5: Solve for x
    x = 4,861,675,357.52/93,756.36
  6. Step 6: Final answer
    x = 51,854.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.