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Finding the Fourth Proportional to 176,620.20, 264,930.30 and 101,970.60

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Solution

The fourth proportional to 176,620.20, 264,930.30 and 101,970.60 is: 152,955.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,620.20 : 264,930.30 = 101,970.60 : x
  2. Step 2: Convert to fraction form
    176,620.20/264,930.30 = 101,970.60/x
  3. Step 3: Cross multiply
    176,620.20x = 264,930.30 × 101,970.60
  4. Step 4: Simplify right side
    176,620.20x = 27,015,101,649.18
  5. Step 5: Solve for x
    x = 27,015,101,649.18/176,620.20
  6. Step 6: Final answer
    x = 152,955.90

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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.