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Finding the Fourth Proportional to 106,375.77, 146,799.59 and 58,630.95

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Solution

The fourth proportional to 106,375.77, 146,799.59 and 58,630.95 is: 80,911.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,375.77 : 146,799.59 = 58,630.95 : x
  2. Step 2: Convert to fraction form
    106,375.77/146,799.59 = 58,630.95/x
  3. Step 3: Cross multiply
    106,375.77x = 146,799.59 × 58,630.95
  4. Step 4: Simplify right side
    106,375.77x = 8,606,999,128.16
  5. Step 5: Solve for x
    x = 8,606,999,128.16/106,375.77
  6. Step 6: Final answer
    x = 80,911.27

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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.