Home / 39,601.35-59,397.84-20,873.88

Finding the Fourth Proportional to 39,601.35, 59,397.84 and 20,873.88

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Solution

The fourth proportional to 39,601.35, 59,397.84 and 20,873.88 is: 31,308.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,601.35 : 59,397.84 = 20,873.88 : x
  2. Step 2: Convert to fraction form
    39,601.35/59,397.84 = 20,873.88/x
  3. Step 3: Cross multiply
    39,601.35x = 59,397.84 × 20,873.88
  4. Step 4: Simplify right side
    39,601.35x = 1,239,863,384.42
  5. Step 5: Solve for x
    x = 1,239,863,384.42/39,601.35
  6. Step 6: Final answer
    x = 31,308.61

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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.