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Finding the Fourth Proportional to 68,859, 95,001.03 and 44,999.49

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Solution

The fourth proportional to 68,859, 95,001.03 and 44,999.49 is: 62,083.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,859 : 95,001.03 = 44,999.49 : x
  2. Step 2: Convert to fraction form
    68,859/95,001.03 = 44,999.49/x
  3. Step 3: Cross multiply
    68,859x = 95,001.03 × 44,999.49
  4. Step 4: Simplify right side
    68,859x = 4,274,997,899.47
  5. Step 5: Solve for x
    x = 4,274,997,899.47/68,859
  6. Step 6: Final answer
    x = 62,083.36

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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.