Home / 240,577.27-331,982.87-133,140.89

Finding the Fourth Proportional to 240,577.27, 331,982.87 and 133,140.89

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Solution

The fourth proportional to 240,577.27, 331,982.87 and 133,140.89 is: 183,726.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,577.27 : 331,982.87 = 133,140.89 : x
  2. Step 2: Convert to fraction form
    240,577.27/331,982.87 = 133,140.89/x
  3. Step 3: Cross multiply
    240,577.27x = 331,982.87 × 133,140.89
  4. Step 4: Simplify right side
    240,577.27x = 44,200,494,940.81
  5. Step 5: Solve for x
    x = 44,200,494,940.81/240,577.27
  6. Step 6: Final answer
    x = 183,726.81

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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.