Home / 248,627.10-372,940.65-178,643.10

Finding the Fourth Proportional to 248,627.10, 372,940.65 and 178,643.10

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Solution

The fourth proportional to 248,627.10, 372,940.65 and 178,643.10 is: 267,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,627.10 : 372,940.65 = 178,643.10 : x
  2. Step 2: Convert to fraction form
    248,627.10/372,940.65 = 178,643.10/x
  3. Step 3: Cross multiply
    248,627.10x = 372,940.65 × 178,643.10
  4. Step 4: Simplify right side
    248,627.10x = 66,623,273,832.02
  5. Step 5: Solve for x
    x = 66,623,273,832.02/248,627.10
  6. Step 6: Final answer
    x = 267,964.65

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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.