Home / 67,538.86-101,276.48-39,467.03

Finding the Fourth Proportional to 67,538.86, 101,276.48 and 39,467.03

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Solution

The fourth proportional to 67,538.86, 101,276.48 and 39,467.03 is: 59,181.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,538.86 : 101,276.48 = 39,467.03 : x
  2. Step 2: Convert to fraction form
    67,538.86/101,276.48 = 39,467.03/x
  3. Step 3: Cross multiply
    67,538.86x = 101,276.48 × 39,467.03
  4. Step 4: Simplify right side
    67,538.86x = 3,997,081,874.45
  5. Step 5: Solve for x
    x = 3,997,081,874.45/67,538.86
  6. Step 6: Final answer
    x = 59,181.96

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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.