Home / 131,745.08-197,476.02-56,900.60

Finding the Fourth Proportional to 131,745.08, 197,476.02 and 56,900.60

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Solution

The fourth proportional to 131,745.08, 197,476.02 and 56,900.60 is: 85,289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,745.08 : 197,476.02 = 56,900.60 : x
  2. Step 2: Convert to fraction form
    131,745.08/197,476.02 = 56,900.60/x
  3. Step 3: Cross multiply
    131,745.08x = 197,476.02 × 56,900.60
  4. Step 4: Simplify right side
    131,745.08x = 11,236,504,023.61
  5. Step 5: Solve for x
    x = 11,236,504,023.61/131,745.08
  6. Step 6: Final answer
    x = 85,289.74

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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.