Home / 248,331.90-372,504.69-90,677.82

Finding the Fourth Proportional to 248,331.90, 372,504.69 and 90,677.82

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Solution

The fourth proportional to 248,331.90, 372,504.69 and 90,677.82 is: 136,019.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,331.90 : 372,504.69 = 90,677.82 : x
  2. Step 2: Convert to fraction form
    248,331.90/372,504.69 = 90,677.82/x
  3. Step 3: Cross multiply
    248,331.90x = 372,504.69 × 90,677.82
  4. Step 4: Simplify right side
    248,331.90x = 33,777,913,228.98
  5. Step 5: Solve for x
    x = 33,777,913,228.98/248,331.90
  6. Step 6: Final answer
    x = 136,019.23

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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.