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Finding the Fourth Proportional to 248,524.56, 372,696.12 and 90,706.32

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Solution

The fourth proportional to 248,524.56, 372,696.12 and 90,706.32 is: 136,026.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,524.56 : 372,696.12 = 90,706.32 : x
  2. Step 2: Convert to fraction form
    248,524.56/372,696.12 = 90,706.32/x
  3. Step 3: Cross multiply
    248,524.56x = 372,696.12 × 90,706.32
  4. Step 4: Simplify right side
    248,524.56x = 33,805,893,523.48
  5. Step 5: Solve for x
    x = 33,805,893,523.48/248,524.56
  6. Step 6: Final answer
    x = 136,026.37

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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.