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Finding the Fourth Proportional to 55,367,910.60, 83,051,865.91 and 55,367,910.60

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Solution

The fourth proportional to 55,367,910.60, 83,051,865.91 and 55,367,910.60 is: 83,051,865.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,367,910.60 : 83,051,865.91 = 55,367,910.60 : x
  2. Step 2: Convert to fraction form
    55,367,910.60/83,051,865.91 = 55,367,910.60/x
  3. Step 3: Cross multiply
    55,367,910.60x = 83,051,865.91 × 55,367,910.60
  4. Step 4: Simplify right side
    55,367,910.60x = 4,598,408,286,868,068
  5. Step 5: Solve for x
    x = 4,598,408,286,868,068/55,367,910.60
  6. Step 6: Final answer
    x = 83,051,865.91

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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.