Home / 67,764.58-101,647.11-47,983.30

Finding the Fourth Proportional to 67,764.58, 101,647.11 and 47,983.30

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Solution

The fourth proportional to 67,764.58, 101,647.11 and 47,983.30 is: 71,975.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,764.58 : 101,647.11 = 47,983.30 : x
  2. Step 2: Convert to fraction form
    67,764.58/101,647.11 = 47,983.30/x
  3. Step 3: Cross multiply
    67,764.58x = 101,647.11 × 47,983.30
  4. Step 4: Simplify right side
    67,764.58x = 4,877,363,773.26
  5. Step 5: Solve for x
    x = 4,877,363,773.26/67,764.58
  6. Step 6: Final answer
    x = 71,975.12

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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.