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Finding the Fourth Proportional to 116,227.10, 174,012.60 and 112,946.60

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Solution

The fourth proportional to 116,227.10, 174,012.60 and 112,946.60 is: 169,101.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,227.10 : 174,012.60 = 112,946.60 : x
  2. Step 2: Convert to fraction form
    116,227.10/174,012.60 = 112,946.60/x
  3. Step 3: Cross multiply
    116,227.10x = 174,012.60 × 112,946.60
  4. Step 4: Simplify right side
    116,227.10x = 19,654,131,527.16
  5. Step 5: Solve for x
    x = 19,654,131,527.16/116,227.10
  6. Step 6: Final answer
    x = 169,101.11

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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.