Home / 107,840.30-161,760.45-32,960.66

Finding the Fourth Proportional to 107,840.30, 161,760.45 and 32,960.66

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Solution

The fourth proportional to 107,840.30, 161,760.45 and 32,960.66 is: 49,440.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,840.30 : 161,760.45 = 32,960.66 : x
  2. Step 2: Convert to fraction form
    107,840.30/161,760.45 = 32,960.66/x
  3. Step 3: Cross multiply
    107,840.30x = 161,760.45 × 32,960.66
  4. Step 4: Simplify right side
    107,840.30x = 5,331,730,385.09
  5. Step 5: Solve for x
    x = 5,331,730,385.09/107,840.30
  6. Step 6: Final answer
    x = 49,440.98

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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.