Home / 63,720.37-95,520.85-21,570.97

Finding the Fourth Proportional to 63,720.37, 95,520.85 and 21,570.97

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Solution

The fourth proportional to 63,720.37, 95,520.85 and 21,570.97 is: 32,336.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,720.37 : 95,520.85 = 21,570.97 : x
  2. Step 2: Convert to fraction form
    63,720.37/95,520.85 = 21,570.97/x
  3. Step 3: Cross multiply
    63,720.37x = 95,520.85 × 21,570.97
  4. Step 4: Simplify right side
    63,720.37x = 2,060,477,389.72
  5. Step 5: Solve for x
    x = 2,060,477,389.72/63,720.37
  6. Step 6: Final answer
    x = 32,336.24

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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.