Home / 131,777.00-197,643.25-36,985.43

Finding the Fourth Proportional to 131,777.00, 197,643.25 and 36,985.43

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Solution

The fourth proportional to 131,777.00, 197,643.25 and 36,985.43 is: 55,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,777.00 : 197,643.25 = 36,985.43 : x
  2. Step 2: Convert to fraction form
    131,777.00/197,643.25 = 36,985.43/x
  3. Step 3: Cross multiply
    131,777.00x = 197,643.25 × 36,985.43
  4. Step 4: Simplify right side
    131,777.00x = 7,309,920,989.49
  5. Step 5: Solve for x
    x = 7,309,920,989.49/131,777.00
  6. Step 6: Final answer
    x = 55,471.90

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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.