Home / 53,131.60-79,524.60-41,381.20

Finding the Fourth Proportional to 53,131.60, 79,524.60 and 41,381.20

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Solution

The fourth proportional to 53,131.60, 79,524.60 and 41,381.20 is: 61,937.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,131.60 : 79,524.60 = 41,381.20 : x
  2. Step 2: Convert to fraction form
    53,131.60/79,524.60 = 41,381.20/x
  3. Step 3: Cross multiply
    53,131.60x = 79,524.60 × 41,381.20
  4. Step 4: Simplify right side
    53,131.60x = 3,290,823,377.52
  5. Step 5: Solve for x
    x = 3,290,823,377.52/53,131.60
  6. Step 6: Final answer
    x = 61,937.22

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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.