Home / 63,680.72-87,887.21-36,466.94

Finding the Fourth Proportional to 63,680.72, 87,887.21 and 36,466.94

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Solution

The fourth proportional to 63,680.72, 87,887.21 and 36,466.94 is: 50,328.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,680.72 : 87,887.21 = 36,466.94 : x
  2. Step 2: Convert to fraction form
    63,680.72/87,887.21 = 36,466.94/x
  3. Step 3: Cross multiply
    63,680.72x = 87,887.21 × 36,466.94
  4. Step 4: Simplify right side
    63,680.72x = 3,204,977,651.22
  5. Step 5: Solve for x
    x = 3,204,977,651.22/63,680.72
  6. Step 6: Final answer
    x = 50,328.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.