Home / 248,624.93-372,974.15-90,816.48

Finding the Fourth Proportional to 248,624.93, 372,974.15 and 90,816.48

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Solution

The fourth proportional to 248,624.93, 372,974.15 and 90,816.48 is: 136,238.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,624.93 : 372,974.15 = 90,816.48 : x
  2. Step 2: Convert to fraction form
    248,624.93/372,974.15 = 90,816.48/x
  3. Step 3: Cross multiply
    248,624.93x = 372,974.15 × 90,816.48
  4. Step 4: Simplify right side
    248,624.93x = 33,872,199,661.03
  5. Step 5: Solve for x
    x = 33,872,199,661.03/248,624.93
  6. Step 6: Final answer
    x = 136,238.15

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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.