Home / 132,005.18-198,026.60-43,239.71

Finding the Fourth Proportional to 132,005.18, 198,026.60 and 43,239.71

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Solution

The fourth proportional to 132,005.18, 198,026.60 and 43,239.71 is: 64,865.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,005.18 : 198,026.60 = 43,239.71 : x
  2. Step 2: Convert to fraction form
    132,005.18/198,026.60 = 43,239.71/x
  3. Step 3: Cross multiply
    132,005.18x = 198,026.60 × 43,239.71
  4. Step 4: Simplify right side
    132,005.18x = 8,562,611,549.95
  5. Step 5: Solve for x
    x = 8,562,611,549.95/132,005.18
  6. Step 6: Final answer
    x = 64,865.73

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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.