Home / 41,218.40-61,731.42-30,097.50

Finding the Fourth Proportional to 41,218.40, 61,731.42 and 30,097.50

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Solution

The fourth proportional to 41,218.40, 61,731.42 and 30,097.50 is: 45,076.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,218.40 : 61,731.42 = 30,097.50 : x
  2. Step 2: Convert to fraction form
    41,218.40/61,731.42 = 30,097.50/x
  3. Step 3: Cross multiply
    41,218.40x = 61,731.42 × 30,097.50
  4. Step 4: Simplify right side
    41,218.40x = 1,857,961,413.45
  5. Step 5: Solve for x
    x = 1,857,961,413.45/41,218.40
  6. Step 6: Final answer
    x = 45,076.02

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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.