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Finding the Fourth Proportional to 179,406.98, 247,564.58 and 102,932.37

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Solution

The fourth proportional to 179,406.98, 247,564.58 and 102,932.37 is: 142,036.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,406.98 : 247,564.58 = 102,932.37 : x
  2. Step 2: Convert to fraction form
    179,406.98/247,564.58 = 102,932.37/x
  3. Step 3: Cross multiply
    179,406.98x = 247,564.58 × 102,932.37
  4. Step 4: Simplify right side
    179,406.98x = 25,482,408,432.79
  5. Step 5: Solve for x
    x = 25,482,408,432.79/179,406.98
  6. Step 6: Final answer
    x = 142,036.89

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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.