Home / 97,321.60-145,937.03-50,561.92

Finding the Fourth Proportional to 97,321.60, 145,937.03 and 50,561.92

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Solution

The fourth proportional to 97,321.60, 145,937.03 and 50,561.92 is: 75,819.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,321.60 : 145,937.03 = 50,561.92 : x
  2. Step 2: Convert to fraction form
    97,321.60/145,937.03 = 50,561.92/x
  3. Step 3: Cross multiply
    97,321.60x = 145,937.03 × 50,561.92
  4. Step 4: Simplify right side
    97,321.60x = 7,378,855,706.21
  5. Step 5: Solve for x
    x = 7,378,855,706.21/97,321.60
  6. Step 6: Final answer
    x = 75,819.31

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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.