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Finding the Fourth Proportional to 70,008.45, 104,946.27 and 27,914.40

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Solution

The fourth proportional to 70,008.45, 104,946.27 and 27,914.40 is: 41,845.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,008.45 : 104,946.27 = 27,914.40 : x
  2. Step 2: Convert to fraction form
    70,008.45/104,946.27 = 27,914.40/x
  3. Step 3: Cross multiply
    70,008.45x = 104,946.27 × 27,914.40
  4. Step 4: Simplify right side
    70,008.45x = 2,929,512,159.29
  5. Step 5: Solve for x
    x = 2,929,512,159.29/70,008.45
  6. Step 6: Final answer
    x = 41,845.12

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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.