Home / 248,447.49-372,730.67-79,983.56

Finding the Fourth Proportional to 248,447.49, 372,730.67 and 79,983.56

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Solution

The fourth proportional to 248,447.49, 372,730.67 and 79,983.56 is: 119,994.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,447.49 : 372,730.67 = 79,983.56 : x
  2. Step 2: Convert to fraction form
    248,447.49/372,730.67 = 79,983.56/x
  3. Step 3: Cross multiply
    248,447.49x = 372,730.67 × 79,983.56
  4. Step 4: Simplify right side
    248,447.49x = 29,812,323,644.21
  5. Step 5: Solve for x
    x = 29,812,323,644.21/248,447.49
  6. Step 6: Final answer
    x = 119,994.47

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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.