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Finding the Fourth Proportional to 192,906.64, 266,037.68 and 124,852.64

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Solution

The fourth proportional to 192,906.64, 266,037.68 and 124,852.64 is: 172,184.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,906.64 : 266,037.68 = 124,852.64 : x
  2. Step 2: Convert to fraction form
    192,906.64/266,037.68 = 124,852.64/x
  3. Step 3: Cross multiply
    192,906.64x = 266,037.68 × 124,852.64
  4. Step 4: Simplify right side
    192,906.64x = 33,215,506,687.48
  5. Step 5: Solve for x
    x = 33,215,506,687.48/192,906.64
  6. Step 6: Final answer
    x = 172,184.36

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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.