Home / 132,026.40-197,463.60-118,087.20

Finding the Fourth Proportional to 132,026.40, 197,463.60 and 118,087.20

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Solution

The fourth proportional to 132,026.40, 197,463.60 and 118,087.20 is: 176,615.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,026.40 : 197,463.60 = 118,087.20 : x
  2. Step 2: Convert to fraction form
    132,026.40/197,463.60 = 118,087.20/x
  3. Step 3: Cross multiply
    132,026.40x = 197,463.60 × 118,087.20
  4. Step 4: Simplify right side
    132,026.40x = 23,317,923,625.92
  5. Step 5: Solve for x
    x = 23,317,923,625.92/132,026.40
  6. Step 6: Final answer
    x = 176,615.61

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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.