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Finding the Fourth Proportional to 116,843.60, 175,265.40 and 115,806.80

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Solution

The fourth proportional to 116,843.60, 175,265.40 and 115,806.80 is: 173,710.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,843.60 : 175,265.40 = 115,806.80 : x
  2. Step 2: Convert to fraction form
    116,843.60/175,265.40 = 115,806.80/x
  3. Step 3: Cross multiply
    116,843.60x = 175,265.40 × 115,806.80
  4. Step 4: Simplify right side
    116,843.60x = 20,296,925,124.72
  5. Step 5: Solve for x
    x = 20,296,925,124.72/116,843.60
  6. Step 6: Final answer
    x = 173,710.20

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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.