Home / 74,394.98-111,593.37-21,805.52

Finding the Fourth Proportional to 74,394.98, 111,593.37 and 21,805.52

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Solution

The fourth proportional to 74,394.98, 111,593.37 and 21,805.52 is: 32,708.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,394.98 : 111,593.37 = 21,805.52 : x
  2. Step 2: Convert to fraction form
    74,394.98/111,593.37 = 21,805.52/x
  3. Step 3: Cross multiply
    74,394.98x = 111,593.37 × 21,805.52
  4. Step 4: Simplify right side
    74,394.98x = 2,433,351,740.39
  5. Step 5: Solve for x
    x = 2,433,351,740.39/74,394.98
  6. Step 6: Final answer
    x = 32,708.55

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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.