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Finding the Fourth Proportional to 168,144.96, 232,041.84 and 92,696.16

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Solution

The fourth proportional to 168,144.96, 232,041.84 and 92,696.16 is: 127,921.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,144.96 : 232,041.84 = 92,696.16 : x
  2. Step 2: Convert to fraction form
    168,144.96/232,041.84 = 92,696.16/x
  3. Step 3: Cross multiply
    168,144.96x = 232,041.84 × 92,696.16
  4. Step 4: Simplify right side
    168,144.96x = 21,509,387,527.33
  5. Step 5: Solve for x
    x = 21,509,387,527.33/168,144.96
  6. Step 6: Final answer
    x = 127,921.69

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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.