Home / 299,317.86-448,996.23-88,938.18

Finding the Fourth Proportional to 299,317.86, 448,996.23 and 88,938.18

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Solution

The fourth proportional to 299,317.86, 448,996.23 and 88,938.18 is: 133,413.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,317.86 : 448,996.23 = 88,938.18 : x
  2. Step 2: Convert to fraction form
    299,317.86/448,996.23 = 88,938.18/x
  3. Step 3: Cross multiply
    299,317.86x = 448,996.23 × 88,938.18
  4. Step 4: Simplify right side
    299,317.86x = 39,932,907,523.06
  5. Step 5: Solve for x
    x = 39,932,907,523.06/299,317.86
  6. Step 6: Final answer
    x = 133,413.05

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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.