Home / 38,391.96-57,385.32-33,354.84

Finding the Fourth Proportional to 38,391.96, 57,385.32 and 33,354.84

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Solution

The fourth proportional to 38,391.96, 57,385.32 and 33,354.84 is: 49,856.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,391.96 : 57,385.32 = 33,354.84 : x
  2. Step 2: Convert to fraction form
    38,391.96/57,385.32 = 33,354.84/x
  3. Step 3: Cross multiply
    38,391.96x = 57,385.32 × 33,354.84
  4. Step 4: Simplify right side
    38,391.96x = 1,914,078,166.95
  5. Step 5: Solve for x
    x = 1,914,078,166.95/38,391.96
  6. Step 6: Final answer
    x = 49,856.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.