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Finding the Fourth Proportional to 49,833,729.15, 74,750,593.73 and 49,833,729.15

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Solution

The fourth proportional to 49,833,729.15, 74,750,593.73 and 49,833,729.15 is: 74,750,593.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,833,729.15 : 74,750,593.73 = 49,833,729.15 : x
  2. Step 2: Convert to fraction form
    49,833,729.15/74,750,593.73 = 49,833,729.15/x
  3. Step 3: Cross multiply
    49,833,729.15x = 74,750,593.73 × 49,833,729.15
  4. Step 4: Simplify right side
    49,833,729.15x = 3,725,100,841,493,339
  5. Step 5: Solve for x
    x = 3,725,100,841,493,339/49,833,729.15
  6. Step 6: Final answer
    x = 74,750,593.73

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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.