Home / 152,467.30-228,737.40-73,516.60

Finding the Fourth Proportional to 152,467.30, 228,737.40 and 73,516.60

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Solution

The fourth proportional to 152,467.30, 228,737.40 and 73,516.60 is: 110,292.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,467.30 : 228,737.40 = 73,516.60 : x
  2. Step 2: Convert to fraction form
    152,467.30/228,737.40 = 73,516.60/x
  3. Step 3: Cross multiply
    152,467.30x = 228,737.40 × 73,516.60
  4. Step 4: Simplify right side
    152,467.30x = 16,815,995,940.84
  5. Step 5: Solve for x
    x = 16,815,995,940.84/152,467.30
  6. Step 6: Final answer
    x = 110,292.48

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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.