Home / 38,429.80-57,774.30-32,727.40

Finding the Fourth Proportional to 38,429.80, 57,774.30 and 32,727.40

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Solution

The fourth proportional to 38,429.80, 57,774.30 and 32,727.40 is: 49,201.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,429.80 : 57,774.30 = 32,727.40 : x
  2. Step 2: Convert to fraction form
    38,429.80/57,774.30 = 32,727.40/x
  3. Step 3: Cross multiply
    38,429.80x = 57,774.30 × 32,727.40
  4. Step 4: Simplify right side
    38,429.80x = 1,890,802,625.82
  5. Step 5: Solve for x
    x = 1,890,802,625.82/38,429.80
  6. Step 6: Final answer
    x = 49,201.47

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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.