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Finding the Fourth Proportional to 61,997.60, 85,542.05 and 44,086.07

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Solution

The fourth proportional to 61,997.60, 85,542.05 and 44,086.07 is: 60,828.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,997.60 : 85,542.05 = 44,086.07 : x
  2. Step 2: Convert to fraction form
    61,997.60/85,542.05 = 44,086.07/x
  3. Step 3: Cross multiply
    61,997.60x = 85,542.05 × 44,086.07
  4. Step 4: Simplify right side
    61,997.60x = 3,771,212,156.10
  5. Step 5: Solve for x
    x = 3,771,212,156.10/61,997.60
  6. Step 6: Final answer
    x = 60,828.36

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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.