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Finding the Fourth Proportional to 173,997.39, 260,997.63 and 68,816.37

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Solution

The fourth proportional to 173,997.39, 260,997.63 and 68,816.37 is: 103,225.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,997.39 : 260,997.63 = 68,816.37 : x
  2. Step 2: Convert to fraction form
    173,997.39/260,997.63 = 68,816.37/x
  3. Step 3: Cross multiply
    173,997.39x = 260,997.63 × 68,816.37
  4. Step 4: Simplify right side
    173,997.39x = 17,960,909,131.12
  5. Step 5: Solve for x
    x = 17,960,909,131.12/173,997.39
  6. Step 6: Final answer
    x = 103,225.16

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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.