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Finding the Fourth Proportional to 173,611.96, 239,591.32 and 101,991.35

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Solution

The fourth proportional to 173,611.96, 239,591.32 and 101,991.35 is: 140,752.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,611.96 : 239,591.32 = 101,991.35 : x
  2. Step 2: Convert to fraction form
    173,611.96/239,591.32 = 101,991.35/x
  3. Step 3: Cross multiply
    173,611.96x = 239,591.32 × 101,991.35
  4. Step 4: Simplify right side
    173,611.96x = 24,436,242,519.08
  5. Step 5: Solve for x
    x = 24,436,242,519.08/173,611.96
  6. Step 6: Final answer
    x = 140,752.07

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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.