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Finding the Fourth Proportional to 93,489.93, 140,193.38 and 26,914.51

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Solution

The fourth proportional to 93,489.93, 140,193.38 and 26,914.51 is: 40,359.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,489.93 : 140,193.38 = 26,914.51 : x
  2. Step 2: Convert to fraction form
    93,489.93/140,193.38 = 26,914.51/x
  3. Step 3: Cross multiply
    93,489.93x = 140,193.38 × 26,914.51
  4. Step 4: Simplify right side
    93,489.93x = 3,773,236,370.47
  5. Step 5: Solve for x
    x = 3,773,236,370.47/93,489.93
  6. Step 6: Final answer
    x = 40,359.82

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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.