Home / 72,570.09-108,846.93-25,176.45

Finding the Fourth Proportional to 72,570.09, 108,846.93 and 25,176.45

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Solution

The fourth proportional to 72,570.09, 108,846.93 and 25,176.45 is: 37,761.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,570.09 : 108,846.93 = 25,176.45 : x
  2. Step 2: Convert to fraction form
    72,570.09/108,846.93 = 25,176.45/x
  3. Step 3: Cross multiply
    72,570.09x = 108,846.93 × 25,176.45
  4. Step 4: Simplify right side
    72,570.09x = 2,740,379,290.80
  5. Step 5: Solve for x
    x = 2,740,379,290.80/72,570.09
  6. Step 6: Final answer
    x = 37,761.83

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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.