Home / 63,199.08-87,205.32-36,342.72

Finding the Fourth Proportional to 63,199.08, 87,205.32 and 36,342.72

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Solution

The fourth proportional to 63,199.08, 87,205.32 and 36,342.72 is: 50,147.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,199.08 : 87,205.32 = 36,342.72 : x
  2. Step 2: Convert to fraction form
    63,199.08/87,205.32 = 36,342.72/x
  3. Step 3: Cross multiply
    63,199.08x = 87,205.32 × 36,342.72
  4. Step 4: Simplify right side
    63,199.08x = 3,169,278,527.27
  5. Step 5: Solve for x
    x = 3,169,278,527.27/63,199.08
  6. Step 6: Final answer
    x = 50,147.54

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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.