Home / 64,917.08-89,589.76-36,622.16

Finding the Fourth Proportional to 64,917.08, 89,589.76 and 36,622.16

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Solution

The fourth proportional to 64,917.08, 89,589.76 and 36,622.16 is: 50,540.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,917.08 : 89,589.76 = 36,622.16 : x
  2. Step 2: Convert to fraction form
    64,917.08/89,589.76 = 36,622.16/x
  3. Step 3: Cross multiply
    64,917.08x = 89,589.76 × 36,622.16
  4. Step 4: Simplify right side
    64,917.08x = 3,280,970,525.08
  5. Step 5: Solve for x
    x = 3,280,970,525.08/64,917.08
  6. Step 6: Final answer
    x = 50,540.94

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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.