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Finding the Fourth Proportional to 84,997.44, 127,494.72 and 29,592

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Solution

The fourth proportional to 84,997.44, 127,494.72 and 29,592 is: 44,387.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,997.44 : 127,494.72 = 29,592 : x
  2. Step 2: Convert to fraction form
    84,997.44/127,494.72 = 29,592/x
  3. Step 3: Cross multiply
    84,997.44x = 127,494.72 × 29,592
  4. Step 4: Simplify right side
    84,997.44x = 3,772,823,754.24
  5. Step 5: Solve for x
    x = 3,772,823,754.24/84,997.44
  6. Step 6: Final answer
    x = 44,387.50

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1.5x scale

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.