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Finding the Fourth Proportional to 16,129,106.20, 24,193,659.70 and 16,129,106.20

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Solution

The fourth proportional to 16,129,106.20, 24,193,659.70 and 16,129,106.20 is: 24,193,659.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129,106.20 : 24,193,659.70 = 16,129,106.20 : x
  2. Step 2: Convert to fraction form
    16,129,106.20/24,193,659.70 = 16,129,106.20/x
  3. Step 3: Cross multiply
    16,129,106.20x = 24,193,659.70 × 16,129,106.20
  4. Step 4: Simplify right side
    16,129,106.20x = 390,222,106,667,960.12
  5. Step 5: Solve for x
    x = 390,222,106,667,960.12/16,129,106.20
  6. Step 6: Final answer
    x = 24,193,659.70

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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.