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Finding the Fourth Proportional to 185,593.97, 256,125.50 and 105,020.03

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Solution

The fourth proportional to 185,593.97, 256,125.50 and 105,020.03 is: 144,930.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,593.97 : 256,125.50 = 105,020.03 : x
  2. Step 2: Convert to fraction form
    185,593.97/256,125.50 = 105,020.03/x
  3. Step 3: Cross multiply
    185,593.97x = 256,125.50 × 105,020.03
  4. Step 4: Simplify right side
    185,593.97x = 26,898,305,888.04
  5. Step 5: Solve for x
    x = 26,898,305,888.04/185,593.97
  6. Step 6: Final answer
    x = 144,930.93

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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.