Home / 61,401.69-92,098.78-36,115.19

Finding the Fourth Proportional to 61,401.69, 92,098.78 and 36,115.19

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Solution

The fourth proportional to 61,401.69, 92,098.78 and 36,115.19 is: 54,170.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,401.69 : 92,098.78 = 36,115.19 : x
  2. Step 2: Convert to fraction form
    61,401.69/92,098.78 = 36,115.19/x
  3. Step 3: Cross multiply
    61,401.69x = 92,098.78 × 36,115.19
  4. Step 4: Simplify right side
    61,401.69x = 3,326,164,938.47
  5. Step 5: Solve for x
    x = 3,326,164,938.47/61,401.69
  6. Step 6: Final answer
    x = 54,170.58

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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.