Home / 63,558.60-95,338.62-19,185.78

Finding the Fourth Proportional to 63,558.60, 95,338.62 and 19,185.78

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Solution

The fourth proportional to 63,558.60, 95,338.62 and 19,185.78 is: 28,778.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,558.60 : 95,338.62 = 19,185.78 : x
  2. Step 2: Convert to fraction form
    63,558.60/95,338.62 = 19,185.78/x
  3. Step 3: Cross multiply
    63,558.60x = 95,338.62 × 19,185.78
  4. Step 4: Simplify right side
    63,558.60x = 1,829,145,788.82
  5. Step 5: Solve for x
    x = 1,829,145,788.82/63,558.60
  6. Step 6: Final answer
    x = 28,778.89

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1.5x scale

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.