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Finding the Fourth Proportional to 192,901.59, 266,274.09 and 157,029.33

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Solution

The fourth proportional to 192,901.59, 266,274.09 and 157,029.33 is: 216,757.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,901.59 : 266,274.09 = 157,029.33 : x
  2. Step 2: Convert to fraction form
    192,901.59/266,274.09 = 157,029.33/x
  3. Step 3: Cross multiply
    192,901.59x = 266,274.09 × 157,029.33
  4. Step 4: Simplify right side
    192,901.59x = 41,812,841,949.06
  5. Step 5: Solve for x
    x = 41,812,841,949.06/192,901.59
  6. Step 6: Final answer
    x = 216,757.37

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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.