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Finding the Fourth Proportional to 195,062.80, 292,602.30 and 61,939.30

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Solution

The fourth proportional to 195,062.80, 292,602.30 and 61,939.30 is: 92,911.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,062.80 : 292,602.30 = 61,939.30 : x
  2. Step 2: Convert to fraction form
    195,062.80/292,602.30 = 61,939.30/x
  3. Step 3: Cross multiply
    195,062.80x = 292,602.30 × 61,939.30
  4. Step 4: Simplify right side
    195,062.80x = 18,123,581,640.39
  5. Step 5: Solve for x
    x = 18,123,581,640.39/195,062.80
  6. Step 6: Final answer
    x = 92,911.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.