Home / 132,793.52-183,252.62-72,364.68

Finding the Fourth Proportional to 132,793.52, 183,252.62 and 72,364.68

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Solution

The fourth proportional to 132,793.52, 183,252.62 and 72,364.68 is: 99,861.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,793.52 : 183,252.62 = 72,364.68 : x
  2. Step 2: Convert to fraction form
    132,793.52/183,252.62 = 72,364.68/x
  3. Step 3: Cross multiply
    132,793.52x = 183,252.62 × 72,364.68
  4. Step 4: Simplify right side
    132,793.52x = 13,261,016,843.64
  5. Step 5: Solve for x
    x = 13,261,016,843.64/132,793.52
  6. Step 6: Final answer
    x = 99,861.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.