Home / 55,072.86-76,001.67-29,923.98

Finding the Fourth Proportional to 55,072.86, 76,001.67 and 29,923.98

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Solution

The fourth proportional to 55,072.86, 76,001.67 and 29,923.98 is: 41,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,072.86 : 76,001.67 = 29,923.98 : x
  2. Step 2: Convert to fraction form
    55,072.86/76,001.67 = 29,923.98/x
  3. Step 3: Cross multiply
    55,072.86x = 76,001.67 × 29,923.98
  4. Step 4: Simplify right side
    55,072.86x = 2,274,272,453.05
  5. Step 5: Solve for x
    x = 2,274,272,453.05/55,072.86
  6. Step 6: Final answer
    x = 41,295.70

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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.