Home / 30,269.08-41,781.28-27,076.74

Finding the Fourth Proportional to 30,269.08, 41,781.28 and 27,076.74

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Solution

The fourth proportional to 30,269.08, 41,781.28 and 27,076.74 is: 37,374.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,269.08 : 41,781.28 = 27,076.74 : x
  2. Step 2: Convert to fraction form
    30,269.08/41,781.28 = 27,076.74/x
  3. Step 3: Cross multiply
    30,269.08x = 41,781.28 × 27,076.74
  4. Step 4: Simplify right side
    30,269.08x = 1,131,300,855.43
  5. Step 5: Solve for x
    x = 1,131,300,855.43/30,269.08
  6. Step 6: Final answer
    x = 37,374.80

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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.