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Finding the Fourth Proportional to 248,682.08, 372,712.08 and 124,058.72

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Solution

The fourth proportional to 248,682.08, 372,712.08 and 124,058.72 is: 185,932.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,682.08 : 372,712.08 = 124,058.72 : x
  2. Step 2: Convert to fraction form
    248,682.08/372,712.08 = 124,058.72/x
  3. Step 3: Cross multiply
    248,682.08x = 372,712.08 × 124,058.72
  4. Step 4: Simplify right side
    248,682.08x = 46,238,183,573.34
  5. Step 5: Solve for x
    x = 46,238,183,573.34/248,682.08
  6. Step 6: Final answer
    x = 185,932.91

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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.