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Finding the Fourth Proportional to 73,274,141.80, 109,911,212.70 and 22,150,829.80

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Solution

The fourth proportional to 73,274,141.80, 109,911,212.70 and 22,150,829.80 is: 33,226,244.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,274,141.80 : 109,911,212.70 = 22,150,829.80 : x
  2. Step 2: Convert to fraction form
    73,274,141.80/109,911,212.70 = 22,150,829.80/x
  3. Step 3: Cross multiply
    73,274,141.80x = 109,911,212.70 × 22,150,829.80
  4. Step 4: Simplify right side
    73,274,141.80x = 2,434,624,565,629,298.50
  5. Step 5: Solve for x
    x = 2,434,624,565,629,298.50/73,274,141.80
  6. Step 6: Final answer
    x = 33,226,244.70

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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.