Home / 132,806.02-199,170.15-109,374.34

Finding the Fourth Proportional to 132,806.02, 199,170.15 and 109,374.34

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Solution

The fourth proportional to 132,806.02, 199,170.15 and 109,374.34 is: 164,029.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,806.02 : 199,170.15 = 109,374.34 : x
  2. Step 2: Convert to fraction form
    132,806.02/199,170.15 = 109,374.34/x
  3. Step 3: Cross multiply
    132,806.02x = 199,170.15 × 109,374.34
  4. Step 4: Simplify right side
    132,806.02x = 21,784,103,703.95
  5. Step 5: Solve for x
    x = 21,784,103,703.95/132,806.02
  6. Step 6: Final answer
    x = 164,029.49

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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.