Home / 97,049.08-145,575.42-30,487.96

Finding the Fourth Proportional to 97,049.08, 145,575.42 and 30,487.96

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Solution

The fourth proportional to 97,049.08, 145,575.42 and 30,487.96 is: 45,732.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,049.08 : 145,575.42 = 30,487.96 : x
  2. Step 2: Convert to fraction form
    97,049.08/145,575.42 = 30,487.96/x
  3. Step 3: Cross multiply
    97,049.08x = 145,575.42 × 30,487.96
  4. Step 4: Simplify right side
    97,049.08x = 4,438,297,581.94
  5. Step 5: Solve for x
    x = 4,438,297,581.94/97,049.08
  6. Step 6: Final answer
    x = 45,732.51

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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.