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Finding the Fourth Proportional to 50,775,087.60, 76,162,631.40 and 50,775,087.60

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Solution

The fourth proportional to 50,775,087.60, 76,162,631.40 and 50,775,087.60 is: 76,162,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,775,087.60 : 76,162,631.40 = 50,775,087.60 : x
  2. Step 2: Convert to fraction form
    50,775,087.60/76,162,631.40 = 50,775,087.60/x
  3. Step 3: Cross multiply
    50,775,087.60x = 76,162,631.40 × 50,775,087.60
  4. Step 4: Simplify right side
    50,775,087.60x = 3,867,164,281,181,511
  5. Step 5: Solve for x
    x = 3,867,164,281,181,511/50,775,087.60
  6. Step 6: Final answer
    x = 76,162,631.40

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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.