Home / 132,312.20-198,468.30-122,174.60

Finding the Fourth Proportional to 132,312.20, 198,468.30 and 122,174.60

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Solution

The fourth proportional to 132,312.20, 198,468.30 and 122,174.60 is: 183,261.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,312.20 : 198,468.30 = 122,174.60 : x
  2. Step 2: Convert to fraction form
    132,312.20/198,468.30 = 122,174.60/x
  3. Step 3: Cross multiply
    132,312.20x = 198,468.30 × 122,174.60
  4. Step 4: Simplify right side
    132,312.20x = 24,247,785,165.18
  5. Step 5: Solve for x
    x = 24,247,785,165.18/132,312.20
  6. Step 6: Final answer
    x = 183,261.90

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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.