Home / 63,641.19-87,819.69-36,785.43

Finding the Fourth Proportional to 63,641.19, 87,819.69 and 36,785.43

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Solution

The fourth proportional to 63,641.19, 87,819.69 and 36,785.43 is: 50,760.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,641.19 : 87,819.69 = 36,785.43 : x
  2. Step 2: Convert to fraction form
    63,641.19/87,819.69 = 36,785.43/x
  3. Step 3: Cross multiply
    63,641.19x = 87,819.69 × 36,785.43
  4. Step 4: Simplify right side
    63,641.19x = 3,230,485,059.12
  5. Step 5: Solve for x
    x = 3,230,485,059.12/63,641.19
  6. Step 6: Final answer
    x = 50,760.92

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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.