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Finding the Fourth Proportional to 176,605.20, 264,907.80 and 101,955.60

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Solution

The fourth proportional to 176,605.20, 264,907.80 and 101,955.60 is: 152,933.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,605.20 : 264,907.80 = 101,955.60 : x
  2. Step 2: Convert to fraction form
    176,605.20/264,907.80 = 101,955.60/x
  3. Step 3: Cross multiply
    176,605.20x = 264,907.80 × 101,955.60
  4. Step 4: Simplify right side
    176,605.20x = 27,008,833,693.68
  5. Step 5: Solve for x
    x = 27,008,833,693.68/176,605.20
  6. Step 6: Final answer
    x = 152,933.40

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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.