Home / 175,537.12-263,255.40-57,218.80

Finding the Fourth Proportional to 175,537.12, 263,255.40 and 57,218.80

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Solution

The fourth proportional to 175,537.12, 263,255.40 and 57,218.80 is: 85,811.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,537.12 : 263,255.40 = 57,218.80 : x
  2. Step 2: Convert to fraction form
    175,537.12/263,255.40 = 57,218.80/x
  3. Step 3: Cross multiply
    175,537.12x = 263,255.40 × 57,218.80
  4. Step 4: Simplify right side
    175,537.12x = 15,063,158,081.52
  5. Step 5: Solve for x
    x = 15,063,158,081.52/175,537.12
  6. Step 6: Final answer
    x = 85,811.81

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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.