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Finding the Fourth Proportional to 169,192.08, 253,820.16 and 67,997.99

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Solution

The fourth proportional to 169,192.08, 253,820.16 and 67,997.99 is: 102,009.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,192.08 : 253,820.16 = 67,997.99 : x
  2. Step 2: Convert to fraction form
    169,192.08/253,820.16 = 67,997.99/x
  3. Step 3: Cross multiply
    169,192.08x = 253,820.16 × 67,997.99
  4. Step 4: Simplify right side
    169,192.08x = 17,259,259,432.38
  5. Step 5: Solve for x
    x = 17,259,259,432.38/169,192.08
  6. Step 6: Final answer
    x = 102,009.85

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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.