Home / 239,157.10-330,060.09-178,622.66

Finding the Fourth Proportional to 239,157.10, 330,060.09 and 178,622.66

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Solution

The fourth proportional to 239,157.10, 330,060.09 and 178,622.66 is: 246,516.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,157.10 : 330,060.09 = 178,622.66 : x
  2. Step 2: Convert to fraction form
    239,157.10/330,060.09 = 178,622.66/x
  3. Step 3: Cross multiply
    239,157.10x = 330,060.09 × 178,622.66
  4. Step 4: Simplify right side
    239,157.10x = 58,956,211,235.64
  5. Step 5: Solve for x
    x = 58,956,211,235.64/239,157.10
  6. Step 6: Final answer
    x = 246,516.67

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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.