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Finding the Fourth Proportional to 173,991.25, 260,800.30 and 113,997.07

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Solution

The fourth proportional to 173,991.25, 260,800.30 and 113,997.07 is: 170,873.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,991.25 : 260,800.30 = 113,997.07 : x
  2. Step 2: Convert to fraction form
    173,991.25/260,800.30 = 113,997.07/x
  3. Step 3: Cross multiply
    173,991.25x = 260,800.30 × 113,997.07
  4. Step 4: Simplify right side
    173,991.25x = 29,730,470,055.12
  5. Step 5: Solve for x
    x = 29,730,470,055.12/173,991.25
  6. Step 6: Final answer
    x = 170,873.36

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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.