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Finding the Fourth Proportional to 157,894.24, 217,896.60 and 94,269.28

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Solution

The fourth proportional to 157,894.24, 217,896.60 and 94,269.28 is: 130,093.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,894.24 : 217,896.60 = 94,269.28 : x
  2. Step 2: Convert to fraction form
    157,894.24/217,896.60 = 94,269.28/x
  3. Step 3: Cross multiply
    157,894.24x = 217,896.60 × 94,269.28
  4. Step 4: Simplify right side
    157,894.24x = 20,540,955,596.45
  5. Step 5: Solve for x
    x = 20,540,955,596.45/157,894.24
  6. Step 6: Final answer
    x = 130,093.13

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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.