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Finding the Fourth Proportional to 228,221.96, 342,364.08 and 95,071.08

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Solution

The fourth proportional to 228,221.96, 342,364.08 and 95,071.08 is: 142,619.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,221.96 : 342,364.08 = 95,071.08 : x
  2. Step 2: Convert to fraction form
    228,221.96/342,364.08 = 95,071.08/x
  3. Step 3: Cross multiply
    228,221.96x = 342,364.08 × 95,071.08
  4. Step 4: Simplify right side
    228,221.96x = 32,548,922,838.81
  5. Step 5: Solve for x
    x = 32,548,922,838.81/228,221.96
  6. Step 6: Final answer
    x = 142,619.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.