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Finding the Fourth Proportional to 176,062.40, 264,093.60 and 105,905.60

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Solution

The fourth proportional to 176,062.40, 264,093.60 and 105,905.60 is: 158,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,062.40 : 264,093.60 = 105,905.60 : x
  2. Step 2: Convert to fraction form
    176,062.40/264,093.60 = 105,905.60/x
  3. Step 3: Cross multiply
    176,062.40x = 264,093.60 × 105,905.60
  4. Step 4: Simplify right side
    176,062.40x = 27,968,991,164.16
  5. Step 5: Solve for x
    x = 27,968,991,164.16/176,062.40
  6. Step 6: Final answer
    x = 158,858.40

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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.