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Finding the Fourth Proportional to 40,483.01, 60,726.33 and 12,401.01

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Solution

The fourth proportional to 40,483.01, 60,726.33 and 12,401.01 is: 18,602.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,483.01 : 60,726.33 = 12,401.01 : x
  2. Step 2: Convert to fraction form
    40,483.01/60,726.33 = 12,401.01/x
  3. Step 3: Cross multiply
    40,483.01x = 60,726.33 × 12,401.01
  4. Step 4: Simplify right side
    40,483.01x = 753,067,825.59
  5. Step 5: Solve for x
    x = 753,067,825.59/40,483.01
  6. Step 6: Final answer
    x = 18,602.07

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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.