Home / 62,927.28-86,809.32-39,081.69

Finding the Fourth Proportional to 62,927.28, 86,809.32 and 39,081.69

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Solution

The fourth proportional to 62,927.28, 86,809.32 and 39,081.69 is: 53,913.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,927.28 : 86,809.32 = 39,081.69 : x
  2. Step 2: Convert to fraction form
    62,927.28/86,809.32 = 39,081.69/x
  3. Step 3: Cross multiply
    62,927.28x = 86,809.32 × 39,081.69
  4. Step 4: Simplify right side
    62,927.28x = 3,392,654,933.35
  5. Step 5: Solve for x
    x = 3,392,654,933.35/62,927.28
  6. Step 6: Final answer
    x = 53,913.90

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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.