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Finding the Fourth Proportional to 147,162.14, 203,104.37 and 85,928.37

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Solution

The fourth proportional to 147,162.14, 203,104.37 and 85,928.37 is: 118,593.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,162.14 : 203,104.37 = 85,928.37 : x
  2. Step 2: Convert to fraction form
    147,162.14/203,104.37 = 85,928.37/x
  3. Step 3: Cross multiply
    147,162.14x = 203,104.37 × 85,928.37
  4. Step 4: Simplify right side
    147,162.14x = 17,452,427,453.98
  5. Step 5: Solve for x
    x = 17,452,427,453.98/147,162.14
  6. Step 6: Final answer
    x = 118,593.19

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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.