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Finding the Fourth Proportional to 31,833,474.70, 47,750,212.05 and 31,833,474.70

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Solution

The fourth proportional to 31,833,474.70, 47,750,212.05 and 31,833,474.70 is: 47,750,212.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,833,474.70 : 47,750,212.05 = 31,833,474.70 : x
  2. Step 2: Convert to fraction form
    31,833,474.70/47,750,212.05 = 31,833,474.70/x
  3. Step 3: Cross multiply
    31,833,474.70x = 47,750,212.05 × 31,833,474.70
  4. Step 4: Simplify right side
    31,833,474.70x = 1,520,055,167,213,310
  5. Step 5: Solve for x
    x = 1,520,055,167,213,310/31,833,474.70
  6. Step 6: Final answer
    x = 47,750,212.05

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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.