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Finding the Fourth Proportional to 144,684.80, 199,734.20 and 96,367.08

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Solution

The fourth proportional to 144,684.80, 199,734.20 and 96,367.08 is: 133,032.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,684.80 : 199,734.20 = 96,367.08 : x
  2. Step 2: Convert to fraction form
    144,684.80/199,734.20 = 96,367.08/x
  3. Step 3: Cross multiply
    144,684.80x = 199,734.20 × 96,367.08
  4. Step 4: Simplify right side
    144,684.80x = 19,247,801,630.14
  5. Step 5: Solve for x
    x = 19,247,801,630.14/144,684.80
  6. Step 6: Final answer
    x = 133,032.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.