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Finding the Fourth Proportional to 195,362.68, 269,600.52 and 105,938.68

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Solution

The fourth proportional to 195,362.68, 269,600.52 and 105,938.68 is: 146,195.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,362.68 : 269,600.52 = 105,938.68 : x
  2. Step 2: Convert to fraction form
    195,362.68/269,600.52 = 105,938.68/x
  3. Step 3: Cross multiply
    195,362.68x = 269,600.52 × 105,938.68
  4. Step 4: Simplify right side
    195,362.68x = 28,561,123,216.11
  5. Step 5: Solve for x
    x = 28,561,123,216.11/195,362.68
  6. Step 6: Final answer
    x = 146,195.39

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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.