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Finding the Fourth Proportional to 157,944.60, 217,893.57 and 94,245.57

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Solution

The fourth proportional to 157,944.60, 217,893.57 and 94,245.57 is: 130,017.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,944.60 : 217,893.57 = 94,245.57 : x
  2. Step 2: Convert to fraction form
    157,944.60/217,893.57 = 94,245.57/x
  3. Step 3: Cross multiply
    157,944.60x = 217,893.57 × 94,245.57
  4. Step 4: Simplify right side
    157,944.60x = 20,535,503,703.98
  5. Step 5: Solve for x
    x = 20,535,503,703.98/157,944.60
  6. Step 6: Final answer
    x = 130,017.13

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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.