Home / 62,478.31-86,192.68-36,623.75

Finding the Fourth Proportional to 62,478.31, 86,192.68 and 36,623.75

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Solution

The fourth proportional to 62,478.31, 86,192.68 and 36,623.75 is: 50,524.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,478.31 : 86,192.68 = 36,623.75 : x
  2. Step 2: Convert to fraction form
    62,478.31/86,192.68 = 36,623.75/x
  3. Step 3: Cross multiply
    62,478.31x = 86,192.68 × 36,623.75
  4. Step 4: Simplify right side
    62,478.31x = 3,156,698,981.03
  5. Step 5: Solve for x
    x = 3,156,698,981.03/62,478.31
  6. Step 6: Final answer
    x = 50,524.72

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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.