Home / 74,344.23-102,593.98-40,351.85

Finding the Fourth Proportional to 74,344.23, 102,593.98 and 40,351.85

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Solution

The fourth proportional to 74,344.23, 102,593.98 and 40,351.85 is: 55,684.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,344.23 : 102,593.98 = 40,351.85 : x
  2. Step 2: Convert to fraction form
    74,344.23/102,593.98 = 40,351.85/x
  3. Step 3: Cross multiply
    74,344.23x = 102,593.98 × 40,351.85
  4. Step 4: Simplify right side
    74,344.23x = 4,139,857,164.17
  5. Step 5: Solve for x
    x = 4,139,857,164.17/74,344.23
  6. Step 6: Final answer
    x = 55,684.98

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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.