Home / 38,512.60-57,768.90-33,328.60

Finding the Fourth Proportional to 38,512.60, 57,768.90 and 33,328.60

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Solution

The fourth proportional to 38,512.60, 57,768.90 and 33,328.60 is: 49,992.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,512.60 : 57,768.90 = 33,328.60 : x
  2. Step 2: Convert to fraction form
    38,512.60/57,768.90 = 33,328.60/x
  3. Step 3: Cross multiply
    38,512.60x = 57,768.90 × 33,328.60
  4. Step 4: Simplify right side
    38,512.60x = 1,925,356,560.54
  5. Step 5: Solve for x
    x = 1,925,356,560.54/38,512.60
  6. Step 6: Final answer
    x = 49,992.90

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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.