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Finding the Fourth Proportional to 187,702.56, 281,556 and 63,043.56

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Solution

The fourth proportional to 187,702.56, 281,556 and 63,043.56 is: 94,566.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,702.56 : 281,556 = 63,043.56 : x
  2. Step 2: Convert to fraction form
    187,702.56/281,556 = 63,043.56/x
  3. Step 3: Cross multiply
    187,702.56x = 281,556 × 63,043.56
  4. Step 4: Simplify right side
    187,702.56x = 17,750,292,579.36
  5. Step 5: Solve for x
    x = 17,750,292,579.36/187,702.56
  6. Step 6: Final answer
    x = 94,566.07

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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.