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Finding the Fourth Proportional to 127,702.48, 191,553.72 and 44,594.64

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Solution

The fourth proportional to 127,702.48, 191,553.72 and 44,594.64 is: 66,891.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,702.48 : 191,553.72 = 44,594.64 : x
  2. Step 2: Convert to fraction form
    127,702.48/191,553.72 = 44,594.64/x
  3. Step 3: Cross multiply
    127,702.48x = 191,553.72 × 44,594.64
  4. Step 4: Simplify right side
    127,702.48x = 8,542,269,184.06
  5. Step 5: Solve for x
    x = 8,542,269,184.06/127,702.48
  6. Step 6: Final answer
    x = 66,891.96

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1.5x scale

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.