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Finding the Fourth Proportional to 251,875.56, 347,883.52 and 166,845

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Solution

The fourth proportional to 251,875.56, 347,883.52 and 166,845 is: 230,441.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,875.56 : 347,883.52 = 166,845 : x
  2. Step 2: Convert to fraction form
    251,875.56/347,883.52 = 166,845/x
  3. Step 3: Cross multiply
    251,875.56x = 347,883.52 × 166,845
  4. Step 4: Simplify right side
    251,875.56x = 58,042,625,894.40
  5. Step 5: Solve for x
    x = 58,042,625,894.40/251,875.56
  6. Step 6: Final answer
    x = 230,441.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.