Home / 39,192.70-54,098.22-25,045.60

Finding the Fourth Proportional to 39,192.70, 54,098.22 and 25,045.60

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Solution

The fourth proportional to 39,192.70, 54,098.22 and 25,045.60 is: 34,570.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,192.70 : 54,098.22 = 25,045.60 : x
  2. Step 2: Convert to fraction form
    39,192.70/54,098.22 = 25,045.60/x
  3. Step 3: Cross multiply
    39,192.70x = 54,098.22 × 25,045.60
  4. Step 4: Simplify right side
    39,192.70x = 1,354,922,378.83
  5. Step 5: Solve for x
    x = 1,354,922,378.83/39,192.70
  6. Step 6: Final answer
    x = 34,570.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.