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Finding the Fourth Proportional to 106,395.69, 146,827.04 and 58,650.75

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Solution

The fourth proportional to 106,395.69, 146,827.04 and 58,650.75 is: 80,938.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,395.69 : 146,827.04 = 58,650.75 : x
  2. Step 2: Convert to fraction form
    106,395.69/146,827.04 = 58,650.75/x
  3. Step 3: Cross multiply
    106,395.69x = 146,827.04 × 58,650.75
  4. Step 4: Simplify right side
    106,395.69x = 8,611,516,016.28
  5. Step 5: Solve for x
    x = 8,611,516,016.28/106,395.69
  6. Step 6: Final answer
    x = 80,938.58

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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.