Home / 248,625.93-372,975.65-90,817.48

Finding the Fourth Proportional to 248,625.93, 372,975.65 and 90,817.48

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Solution

The fourth proportional to 248,625.93, 372,975.65 and 90,817.48 is: 136,239.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,625.93 : 372,975.65 = 90,817.48 : x
  2. Step 2: Convert to fraction form
    248,625.93/372,975.65 = 90,817.48/x
  3. Step 3: Cross multiply
    248,625.93x = 372,975.65 × 90,817.48
  4. Step 4: Simplify right side
    248,625.93x = 33,872,708,634.36
  5. Step 5: Solve for x
    x = 33,872,708,634.36/248,625.93
  6. Step 6: Final answer
    x = 136,239.65

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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.