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Finding the Fourth Proportional to 164,630.50, 246,630.21 and 97,868.50

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Solution

The fourth proportional to 164,630.50, 246,630.21 and 97,868.50 is: 146,615.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,630.50 : 246,630.21 = 97,868.50 : x
  2. Step 2: Convert to fraction form
    164,630.50/246,630.21 = 97,868.50/x
  3. Step 3: Cross multiply
    164,630.50x = 246,630.21 × 97,868.50
  4. Step 4: Simplify right side
    164,630.50x = 24,137,328,707.39
  5. Step 5: Solve for x
    x = 24,137,328,707.39/164,630.50
  6. Step 6: Final answer
    x = 146,615.17

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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.