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Finding the Fourth Proportional to 114,753.70, 171,357.86 and 93,735.70

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Solution

The fourth proportional to 114,753.70, 171,357.86 and 93,735.70 is: 139,972.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,753.70 : 171,357.86 = 93,735.70 : x
  2. Step 2: Convert to fraction form
    114,753.70/171,357.86 = 93,735.70/x
  3. Step 3: Cross multiply
    114,753.70x = 171,357.86 × 93,735.70
  4. Step 4: Simplify right side
    114,753.70x = 16,062,348,957.60
  5. Step 5: Solve for x
    x = 16,062,348,957.60/114,753.70
  6. Step 6: Final answer
    x = 139,972.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.