Home / 132,883.40-199,325.10-127,634.60

Finding the Fourth Proportional to 132,883.40, 199,325.10 and 127,634.60

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Solution

The fourth proportional to 132,883.40, 199,325.10 and 127,634.60 is: 191,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,883.40 : 199,325.10 = 127,634.60 : x
  2. Step 2: Convert to fraction form
    132,883.40/199,325.10 = 127,634.60/x
  3. Step 3: Cross multiply
    132,883.40x = 199,325.10 × 127,634.60
  4. Step 4: Simplify right side
    132,883.40x = 25,440,779,408.46
  5. Step 5: Solve for x
    x = 25,440,779,408.46/132,883.40
  6. Step 6: Final answer
    x = 191,451.90

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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.