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Finding the Fourth Proportional to 235,751.65, 353,627.78 and 58,255.94

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Solution

The fourth proportional to 235,751.65, 353,627.78 and 58,255.94 is: 87,383.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,751.65 : 353,627.78 = 58,255.94 : x
  2. Step 2: Convert to fraction form
    235,751.65/353,627.78 = 58,255.94/x
  3. Step 3: Cross multiply
    235,751.65x = 353,627.78 × 58,255.94
  4. Step 4: Simplify right side
    235,751.65x = 20,600,919,326.80
  5. Step 5: Solve for x
    x = 20,600,919,326.80/235,751.65
  6. Step 6: Final answer
    x = 87,383.99

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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.