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Finding the Fourth Proportional to 127,233.70, 177,893.90 and 127,233.70

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Solution

The fourth proportional to 127,233.70, 177,893.90 and 127,233.70 is: 177,893.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,233.70 : 177,893.90 = 127,233.70 : x
  2. Step 2: Convert to fraction form
    127,233.70/177,893.90 = 127,233.70/x
  3. Step 3: Cross multiply
    127,233.70x = 177,893.90 × 127,233.70
  4. Step 4: Simplify right side
    127,233.70x = 22,634,099,104.43
  5. Step 5: Solve for x
    x = 22,634,099,104.43/127,233.70
  6. Step 6: Final answer
    x = 177,893.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.