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Finding the Fourth Proportional to 95,393.93, 131,649.84 and 55,109.39

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Solution

The fourth proportional to 95,393.93, 131,649.84 and 55,109.39 is: 76,054.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,393.93 : 131,649.84 = 55,109.39 : x
  2. Step 2: Convert to fraction form
    95,393.93/131,649.84 = 55,109.39/x
  3. Step 3: Cross multiply
    95,393.93x = 131,649.84 × 55,109.39
  4. Step 4: Simplify right side
    95,393.93x = 7,255,142,376.00
  5. Step 5: Solve for x
    x = 7,255,142,376.00/95,393.93
  6. Step 6: Final answer
    x = 76,054.55

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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.