Home / 132,815.80-199,252.86-39,328.84

Finding the Fourth Proportional to 132,815.80, 199,252.86 and 39,328.84

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Solution

The fourth proportional to 132,815.80, 199,252.86 and 39,328.84 is: 59,001.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,815.80 : 199,252.86 = 39,328.84 : x
  2. Step 2: Convert to fraction form
    132,815.80/199,252.86 = 39,328.84/x
  3. Step 3: Cross multiply
    132,815.80x = 199,252.86 × 39,328.84
  4. Step 4: Simplify right side
    132,815.80x = 7,836,383,850.48
  5. Step 5: Solve for x
    x = 7,836,383,850.48/132,815.80
  6. Step 6: Final answer
    x = 59,001.89

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1.5x scale

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.