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Finding the Fourth Proportional to 116,535.80, 174,803.70 and 111,092.60

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Solution

The fourth proportional to 116,535.80, 174,803.70 and 111,092.60 is: 166,638.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,535.80 : 174,803.70 = 111,092.60 : x
  2. Step 2: Convert to fraction form
    116,535.80/174,803.70 = 111,092.60/x
  3. Step 3: Cross multiply
    116,535.80x = 174,803.70 × 111,092.60
  4. Step 4: Simplify right side
    116,535.80x = 19,419,397,522.62
  5. Step 5: Solve for x
    x = 19,419,397,522.62/116,535.80
  6. Step 6: Final answer
    x = 166,638.90

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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.