Home / 91,177.14-125,824.60-50,890.90

Finding the Fourth Proportional to 91,177.14, 125,824.60 and 50,890.90

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Solution

The fourth proportional to 91,177.14, 125,824.60 and 50,890.90 is: 70,229.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,177.14 : 125,824.60 = 50,890.90 : x
  2. Step 2: Convert to fraction form
    91,177.14/125,824.60 = 50,890.90/x
  3. Step 3: Cross multiply
    91,177.14x = 125,824.60 × 50,890.90
  4. Step 4: Simplify right side
    91,177.14x = 6,403,326,661.86
  5. Step 5: Solve for x
    x = 6,403,326,661.86/91,177.14
  6. Step 6: Final answer
    x = 70,229.52

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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.