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Finding the Fourth Proportional to 67,898.43, 93,695.46 and 37,683.77

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Solution

The fourth proportional to 67,898.43, 93,695.46 and 37,683.77 is: 52,001.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,898.43 : 93,695.46 = 37,683.77 : x
  2. Step 2: Convert to fraction form
    67,898.43/93,695.46 = 37,683.77/x
  3. Step 3: Cross multiply
    67,898.43x = 93,695.46 × 37,683.77
  4. Step 4: Simplify right side
    67,898.43x = 3,530,797,696.21
  5. Step 5: Solve for x
    x = 3,530,797,696.21/67,898.43
  6. Step 6: Final answer
    x = 52,001.17

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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.