Home / 62,890.74-86,785.34-36,027.09

Finding the Fourth Proportional to 62,890.74, 86,785.34 and 36,027.09

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Solution

The fourth proportional to 62,890.74, 86,785.34 and 36,027.09 is: 49,715.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,890.74 : 86,785.34 = 36,027.09 : x
  2. Step 2: Convert to fraction form
    62,890.74/86,785.34 = 36,027.09/x
  3. Step 3: Cross multiply
    62,890.74x = 86,785.34 × 36,027.09
  4. Step 4: Simplify right side
    62,890.74x = 3,126,623,074.73
  5. Step 5: Solve for x
    x = 3,126,623,074.73/62,890.74
  6. Step 6: Final answer
    x = 49,715.16

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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.