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Finding the Fourth Proportional to 68,902.76, 95,096.21 and 42,060.89

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Solution

The fourth proportional to 68,902.76, 95,096.21 and 42,060.89 is: 58,050.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,902.76 : 95,096.21 = 42,060.89 : x
  2. Step 2: Convert to fraction form
    68,902.76/95,096.21 = 42,060.89/x
  3. Step 3: Cross multiply
    68,902.76x = 95,096.21 × 42,060.89
  4. Step 4: Simplify right side
    68,902.76x = 3,999,830,542.44
  5. Step 5: Solve for x
    x = 3,999,830,542.44/68,902.76
  6. Step 6: Final answer
    x = 58,050.37

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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.