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Finding the Fourth Proportional to 176,907.60, 264,632.40 and 161,336.16

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Solution

The fourth proportional to 176,907.60, 264,632.40 and 161,336.16 is: 241,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,907.60 : 264,632.40 = 161,336.16 : x
  2. Step 2: Convert to fraction form
    176,907.60/264,632.40 = 161,336.16/x
  3. Step 3: Cross multiply
    176,907.60x = 264,632.40 × 161,336.16
  4. Step 4: Simplify right side
    176,907.60x = 42,694,775,227.58
  5. Step 5: Solve for x
    x = 42,694,775,227.58/176,907.60
  6. Step 6: Final answer
    x = 241,339.41

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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.