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Finding the Fourth Proportional to 178,659.88, 246,666 and 110,749.08

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Solution

The fourth proportional to 178,659.88, 246,666 and 110,749.08 is: 152,905.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,659.88 : 246,666 = 110,749.08 : x
  2. Step 2: Convert to fraction form
    178,659.88/246,666 = 110,749.08/x
  3. Step 3: Cross multiply
    178,659.88x = 246,666 × 110,749.08
  4. Step 4: Simplify right side
    178,659.88x = 27,318,032,567.28
  5. Step 5: Solve for x
    x = 27,318,032,567.28/178,659.88
  6. Step 6: Final answer
    x = 152,905.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.