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Finding the Fourth Proportional to 176,940.30, 264,762.45 and 130,284.30

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Solution

The fourth proportional to 176,940.30, 264,762.45 and 130,284.30 is: 194,949.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,940.30 : 264,762.45 = 130,284.30 : x
  2. Step 2: Convert to fraction form
    176,940.30/264,762.45 = 130,284.30/x
  3. Step 3: Cross multiply
    176,940.30x = 264,762.45 × 130,284.30
  4. Step 4: Simplify right side
    176,940.30x = 34,494,390,464.54
  5. Step 5: Solve for x
    x = 34,494,390,464.54/176,940.30
  6. Step 6: Final answer
    x = 194,949.32

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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.