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Finding the Fourth Proportional to 58,643,558.60, 87,965,337.90 and 16,093,286.60

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Solution

The fourth proportional to 58,643,558.60, 87,965,337.90 and 16,093,286.60 is: 24,139,929.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,643,558.60 : 87,965,337.90 = 16,093,286.60 : x
  2. Step 2: Convert to fraction form
    58,643,558.60/87,965,337.90 = 16,093,286.60/x
  3. Step 3: Cross multiply
    58,643,558.60x = 87,965,337.90 × 16,093,286.60
  4. Step 4: Simplify right side
    58,643,558.60x = 1,415,651,393,690,542.25
  5. Step 5: Solve for x
    x = 1,415,651,393,690,542.25/58,643,558.60
  6. Step 6: Final answer
    x = 24,139,929.90

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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.