Home / 38,605.50-53,239.14-25,187.04

Finding the Fourth Proportional to 38,605.50, 53,239.14 and 25,187.04

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Solution

The fourth proportional to 38,605.50, 53,239.14 and 25,187.04 is: 34,734.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,605.50 : 53,239.14 = 25,187.04 : x
  2. Step 2: Convert to fraction form
    38,605.50/53,239.14 = 25,187.04/x
  3. Step 3: Cross multiply
    38,605.50x = 53,239.14 × 25,187.04
  4. Step 4: Simplify right side
    38,605.50x = 1,340,936,348.75
  5. Step 5: Solve for x
    x = 1,340,936,348.75/38,605.50
  6. Step 6: Final answer
    x = 34,734.33

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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.