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Finding the Fourth Proportional to 171,659.50, 236,904.06 and 95,186.20

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Solution

The fourth proportional to 171,659.50, 236,904.06 and 95,186.20 is: 131,364.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,659.50 : 236,904.06 = 95,186.20 : x
  2. Step 2: Convert to fraction form
    171,659.50/236,904.06 = 95,186.20/x
  3. Step 3: Cross multiply
    171,659.50x = 236,904.06 × 95,186.20
  4. Step 4: Simplify right side
    171,659.50x = 22,549,997,235.97
  5. Step 5: Solve for x
    x = 22,549,997,235.97/171,659.50
  6. Step 6: Final answer
    x = 131,364.69

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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.