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Finding the Fourth Proportional to 235,566.40, 353,119.20 and 95,137.60

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Solution

The fourth proportional to 235,566.40, 353,119.20 and 95,137.60 is: 142,613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,566.40 : 353,119.20 = 95,137.60 : x
  2. Step 2: Convert to fraction form
    235,566.40/353,119.20 = 95,137.60/x
  3. Step 3: Cross multiply
    235,566.40x = 353,119.20 × 95,137.60
  4. Step 4: Simplify right side
    235,566.40x = 33,594,913,201.92
  5. Step 5: Solve for x
    x = 33,594,913,201.92/235,566.40
  6. Step 6: Final answer
    x = 142,613.35

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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.