Home / 91,177.28-125,819.52-50,893.64

Finding the Fourth Proportional to 91,177.28, 125,819.52 and 50,893.64

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Solution

The fourth proportional to 91,177.28, 125,819.52 and 50,893.64 is: 70,230.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,177.28 : 125,819.52 = 50,893.64 : x
  2. Step 2: Convert to fraction form
    91,177.28/125,819.52 = 50,893.64/x
  3. Step 3: Cross multiply
    91,177.28x = 125,819.52 × 50,893.64
  4. Step 4: Simplify right side
    91,177.28x = 6,403,413,355.85
  5. Step 5: Solve for x
    x = 6,403,413,355.85/91,177.28
  6. Step 6: Final answer
    x = 70,230.36

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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.