Home / 107,930.61-161,918.96-37,814.13

Finding the Fourth Proportional to 107,930.61, 161,918.96 and 37,814.13

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Solution

The fourth proportional to 107,930.61, 161,918.96 and 37,814.13 is: 56,729.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,930.61 : 161,918.96 = 37,814.13 : x
  2. Step 2: Convert to fraction form
    107,930.61/161,918.96 = 37,814.13/x
  3. Step 3: Cross multiply
    107,930.61x = 161,918.96 × 37,814.13
  4. Step 4: Simplify right side
    107,930.61x = 6,122,824,413.83
  5. Step 5: Solve for x
    x = 6,122,824,413.83/107,930.61
  6. Step 6: Final answer
    x = 56,729.27

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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.