Home / 91,050.52-125,639.58-55,249.24

Finding the Fourth Proportional to 91,050.52, 125,639.58 and 55,249.24

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Solution

The fourth proportional to 91,050.52, 125,639.58 and 55,249.24 is: 76,237.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,050.52 : 125,639.58 = 55,249.24 : x
  2. Step 2: Convert to fraction form
    91,050.52/125,639.58 = 55,249.24/x
  3. Step 3: Cross multiply
    91,050.52x = 125,639.58 × 55,249.24
  4. Step 4: Simplify right side
    91,050.52x = 6,941,491,308.92
  5. Step 5: Solve for x
    x = 6,941,491,308.92/91,050.52
  6. Step 6: Final answer
    x = 76,237.80

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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.