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Finding the Fourth Proportional to 192,414.80, 265,616.72 and 147,094.68

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Solution

The fourth proportional to 192,414.80, 265,616.72 and 147,094.68 is: 203,055.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,414.80 : 265,616.72 = 147,094.68 : x
  2. Step 2: Convert to fraction form
    192,414.80/265,616.72 = 147,094.68/x
  3. Step 3: Cross multiply
    192,414.80x = 265,616.72 × 147,094.68
  4. Step 4: Simplify right side
    192,414.80x = 39,070,806,431.05
  5. Step 5: Solve for x
    x = 39,070,806,431.05/192,414.80
  6. Step 6: Final answer
    x = 203,055.10

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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.