Home / 132,005.24-198,004.59-38,511.80

Finding the Fourth Proportional to 132,005.24, 198,004.59 and 38,511.80

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Solution

The fourth proportional to 132,005.24, 198,004.59 and 38,511.80 is: 57,766.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,005.24 : 198,004.59 = 38,511.80 : x
  2. Step 2: Convert to fraction form
    132,005.24/198,004.59 = 38,511.80/x
  3. Step 3: Cross multiply
    132,005.24x = 198,004.59 × 38,511.80
  4. Step 4: Simplify right side
    132,005.24x = 7,625,513,169.16
  5. Step 5: Solve for x
    x = 7,625,513,169.16/132,005.24
  6. Step 6: Final answer
    x = 57,766.75

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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.