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Finding the Fourth Proportional to 248,468.48, 342,963.88 and 141,110

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Solution

The fourth proportional to 248,468.48, 342,963.88 and 141,110 is: 194,775.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,468.48 : 342,963.88 = 141,110 : x
  2. Step 2: Convert to fraction form
    248,468.48/342,963.88 = 141,110/x
  3. Step 3: Cross multiply
    248,468.48x = 342,963.88 × 141,110
  4. Step 4: Simplify right side
    248,468.48x = 48,395,633,106.80
  5. Step 5: Solve for x
    x = 48,395,633,106.80/248,468.48
  6. Step 6: Final answer
    x = 194,775.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.