Home / 248,266.06-372,308.37-90,447.82

Finding the Fourth Proportional to 248,266.06, 372,308.37 and 90,447.82

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Solution

The fourth proportional to 248,266.06, 372,308.37 and 90,447.82 is: 135,638.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,266.06 : 372,308.37 = 90,447.82 : x
  2. Step 2: Convert to fraction form
    248,266.06/372,308.37 = 90,447.82/x
  3. Step 3: Cross multiply
    248,266.06x = 372,308.37 × 90,447.82
  4. Step 4: Simplify right side
    248,266.06x = 33,674,480,434.25
  5. Step 5: Solve for x
    x = 33,674,480,434.25/248,266.06
  6. Step 6: Final answer
    x = 135,638.68

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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.