Home / 102,542,109.84-141,504,564.60-58,503,365.64

Finding the Fourth Proportional to 102,542,109.84, 141,504,564.60 and 58,503,365.64

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Solution

The fourth proportional to 102,542,109.84, 141,504,564.60 and 58,503,365.64 is: 80,732,620.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,542,109.84 : 141,504,564.60 = 58,503,365.64 : x
  2. Step 2: Convert to fraction form
    102,542,109.84/141,504,564.60 = 58,503,365.64/x
  3. Step 3: Cross multiply
    102,542,109.84x = 141,504,564.60 × 58,503,365.64
  4. Step 4: Simplify right side
    102,542,109.84x = 8,278,493,282,522,800
  5. Step 5: Solve for x
    x = 8,278,493,282,522,800/102,542,109.84
  6. Step 6: Final answer
    x = 80,732,620.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.