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Finding the Fourth Proportional to 40,006.98, 60,008.94 and 10,021.17

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Solution

The fourth proportional to 40,006.98, 60,008.94 and 10,021.17 is: 15,031.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,006.98 : 60,008.94 = 10,021.17 : x
  2. Step 2: Convert to fraction form
    40,006.98/60,008.94 = 10,021.17/x
  3. Step 3: Cross multiply
    40,006.98x = 60,008.94 × 10,021.17
  4. Step 4: Simplify right side
    40,006.98x = 601,359,789.26
  5. Step 5: Solve for x
    x = 601,359,789.26/40,006.98
  6. Step 6: Final answer
    x = 15,031.37

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1.5x scale

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.