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Finding the Fourth Proportional to 116,226.80, 174,340.20 and 96,543.80

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Solution

The fourth proportional to 116,226.80, 174,340.20 and 96,543.80 is: 144,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,226.80 : 174,340.20 = 96,543.80 : x
  2. Step 2: Convert to fraction form
    116,226.80/174,340.20 = 96,543.80/x
  3. Step 3: Cross multiply
    116,226.80x = 174,340.20 × 96,543.80
  4. Step 4: Simplify right side
    116,226.80x = 16,831,465,400.76
  5. Step 5: Solve for x
    x = 16,831,465,400.76/116,226.80
  6. Step 6: Final answer
    x = 144,815.70

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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.