Home / 132,951.40-199,232.70-113,122.60

Finding the Fourth Proportional to 132,951.40, 199,232.70 and 113,122.60

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Solution

The fourth proportional to 132,951.40, 199,232.70 and 113,122.60 is: 169,518.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,951.40 : 199,232.70 = 113,122.60 : x
  2. Step 2: Convert to fraction form
    132,951.40/199,232.70 = 113,122.60/x
  3. Step 3: Cross multiply
    132,951.40x = 199,232.70 × 113,122.60
  4. Step 4: Simplify right side
    132,951.40x = 22,537,721,029.02
  5. Step 5: Solve for x
    x = 22,537,721,029.02/132,951.40
  6. Step 6: Final answer
    x = 169,518.49

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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.