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Finding the Fourth Proportional to 106,017.92, 146,230.08 and 91,845.44

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Solution

The fourth proportional to 106,017.92, 146,230.08 and 91,845.44 is: 126,682.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,017.92 : 146,230.08 = 91,845.44 : x
  2. Step 2: Convert to fraction form
    106,017.92/146,230.08 = 91,845.44/x
  3. Step 3: Cross multiply
    106,017.92x = 146,230.08 × 91,845.44
  4. Step 4: Simplify right side
    106,017.92x = 13,430,566,038.84
  5. Step 5: Solve for x
    x = 13,430,566,038.84/106,017.92
  6. Step 6: Final answer
    x = 126,682.04

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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.