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Finding the Fourth Proportional to 93,781.59, 140,671.77 and 23,660.97

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Solution

The fourth proportional to 93,781.59, 140,671.77 and 23,660.97 is: 35,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,781.59 : 140,671.77 = 23,660.97 : x
  2. Step 2: Convert to fraction form
    93,781.59/140,671.77 = 23,660.97/x
  3. Step 3: Cross multiply
    93,781.59x = 140,671.77 × 23,660.97
  4. Step 4: Simplify right side
    93,781.59x = 3,328,430,529.82
  5. Step 5: Solve for x
    x = 3,328,430,529.82/93,781.59
  6. Step 6: Final answer
    x = 35,491.30

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1.5x scale

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.