Home / 31,982.48-47,652.16-30,194

Finding the Fourth Proportional to 31,982.48, 47,652.16 and 30,194

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Solution

The fourth proportional to 31,982.48, 47,652.16 and 30,194 is: 44,987.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,982.48 : 47,652.16 = 30,194 : x
  2. Step 2: Convert to fraction form
    31,982.48/47,652.16 = 30,194/x
  3. Step 3: Cross multiply
    31,982.48x = 47,652.16 × 30,194
  4. Step 4: Simplify right side
    31,982.48x = 1,438,809,319.04
  5. Step 5: Solve for x
    x = 1,438,809,319.04/31,982.48
  6. Step 6: Final answer
    x = 44,987.42

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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.