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Finding the Fourth Proportional to 176,148.06, 264,270.78 and 69,558.54

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Solution

The fourth proportional to 176,148.06, 264,270.78 and 69,558.54 is: 104,357.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,148.06 : 264,270.78 = 69,558.54 : x
  2. Step 2: Convert to fraction form
    176,148.06/264,270.78 = 69,558.54/x
  3. Step 3: Cross multiply
    176,148.06x = 264,270.78 × 69,558.54
  4. Step 4: Simplify right side
    176,148.06x = 18,382,289,621.46
  5. Step 5: Solve for x
    x = 18,382,289,621.46/176,148.06
  6. Step 6: Final answer
    x = 104,357.04

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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.