Home / 97,401.22-145,837.90-50,555.68

Finding the Fourth Proportional to 97,401.22, 145,837.90 and 50,555.68

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Solution

The fourth proportional to 97,401.22, 145,837.90 and 50,555.68 is: 75,696.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,401.22 : 145,837.90 = 50,555.68 : x
  2. Step 2: Convert to fraction form
    97,401.22/145,837.90 = 50,555.68/x
  3. Step 3: Cross multiply
    97,401.22x = 145,837.90 × 50,555.68
  4. Step 4: Simplify right side
    97,401.22x = 7,372,933,902.87
  5. Step 5: Solve for x
    x = 7,372,933,902.87/97,401.22
  6. Step 6: Final answer
    x = 75,696.53

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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.