Home / 248,837.60-373,256.40-82,625.60

Finding the Fourth Proportional to 248,837.60, 373,256.40 and 82,625.60

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Solution

The fourth proportional to 248,837.60, 373,256.40 and 82,625.60 is: 123,938.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,837.60 : 373,256.40 = 82,625.60 : x
  2. Step 2: Convert to fraction form
    248,837.60/373,256.40 = 82,625.60/x
  3. Step 3: Cross multiply
    248,837.60x = 373,256.40 × 82,625.60
  4. Step 4: Simplify right side
    248,837.60x = 30,840,534,003.84
  5. Step 5: Solve for x
    x = 30,840,534,003.84/248,837.60
  6. Step 6: Final answer
    x = 123,938.40

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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.