Home / 164,811.12-247,240.32-50,967.78

Finding the Fourth Proportional to 164,811.12, 247,240.32 and 50,967.78

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Solution

The fourth proportional to 164,811.12, 247,240.32 and 50,967.78 is: 76,458.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,811.12 : 247,240.32 = 50,967.78 : x
  2. Step 2: Convert to fraction form
    164,811.12/247,240.32 = 50,967.78/x
  3. Step 3: Cross multiply
    164,811.12x = 247,240.32 × 50,967.78
  4. Step 4: Simplify right side
    164,811.12x = 12,601,290,236.89
  5. Step 5: Solve for x
    x = 12,601,290,236.89/164,811.12
  6. Step 6: Final answer
    x = 76,458.98

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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.