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Finding the Fourth Proportional to 164,549.80, 246,824.70 and 114,783.40

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Solution

The fourth proportional to 164,549.80, 246,824.70 and 114,783.40 is: 172,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,549.80 : 246,824.70 = 114,783.40 : x
  2. Step 2: Convert to fraction form
    164,549.80/246,824.70 = 114,783.40/x
  3. Step 3: Cross multiply
    164,549.80x = 246,824.70 × 114,783.40
  4. Step 4: Simplify right side
    164,549.80x = 28,331,378,269.98
  5. Step 5: Solve for x
    x = 28,331,378,269.98/164,549.80
  6. Step 6: Final answer
    x = 172,175.10

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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.