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Finding the Fourth Proportional to 106,383.80, 146,807.82 and 58,641.59

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Solution

The fourth proportional to 106,383.80, 146,807.82 and 58,641.59 is: 80,924.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,383.80 : 146,807.82 = 58,641.59 : x
  2. Step 2: Convert to fraction form
    106,383.80/146,807.82 = 58,641.59/x
  3. Step 3: Cross multiply
    106,383.80x = 146,807.82 × 58,641.59
  4. Step 4: Simplify right side
    106,383.80x = 8,609,043,255.19
  5. Step 5: Solve for x
    x = 8,609,043,255.19/106,383.80
  6. Step 6: Final answer
    x = 80,924.39

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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.