Home / 132,203.81-198,237.66-53,296.85

Finding the Fourth Proportional to 132,203.81, 198,237.66 and 53,296.85

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Solution

The fourth proportional to 132,203.81, 198,237.66 and 53,296.85 is: 79,917.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,203.81 : 198,237.66 = 53,296.85 : x
  2. Step 2: Convert to fraction form
    132,203.81/198,237.66 = 53,296.85/x
  3. Step 3: Cross multiply
    132,203.81x = 198,237.66 × 53,296.85
  4. Step 4: Simplify right side
    132,203.81x = 10,565,441,838.18
  5. Step 5: Solve for x
    x = 10,565,441,838.18/132,203.81
  6. Step 6: Final answer
    x = 79,917.83

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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.