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Finding the Fourth Proportional to 247,186.94, 370,780.41 and 114,027.80

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Solution

The fourth proportional to 247,186.94, 370,780.41 and 114,027.80 is: 171,041.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,186.94 : 370,780.41 = 114,027.80 : x
  2. Step 2: Convert to fraction form
    247,186.94/370,780.41 = 114,027.80/x
  3. Step 3: Cross multiply
    247,186.94x = 370,780.41 × 114,027.80
  4. Step 4: Simplify right side
    247,186.94x = 42,279,275,362.35
  5. Step 5: Solve for x
    x = 42,279,275,362.35/247,186.94
  6. Step 6: Final answer
    x = 171,041.70

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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.