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Finding the Fourth Proportional to 106,293.74, 159,460.22 and 43,969.10

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Solution

The fourth proportional to 106,293.74, 159,460.22 and 43,969.10 is: 65,961.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,293.74 : 159,460.22 = 43,969.10 : x
  2. Step 2: Convert to fraction form
    106,293.74/159,460.22 = 43,969.10/x
  3. Step 3: Cross multiply
    106,293.74x = 159,460.22 × 43,969.10
  4. Step 4: Simplify right side
    106,293.74x = 7,011,321,671.82
  5. Step 5: Solve for x
    x = 7,011,321,671.82/106,293.74
  6. Step 6: Final answer
    x = 65,961.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.