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Finding the Fourth Proportional to 40,333.88, 60,500.88 and 15,709.88

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Solution

The fourth proportional to 40,333.88, 60,500.88 and 15,709.88 is: 23,564.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,333.88 : 60,500.88 = 15,709.88 : x
  2. Step 2: Convert to fraction form
    40,333.88/60,500.88 = 15,709.88/x
  3. Step 3: Cross multiply
    40,333.88x = 60,500.88 × 15,709.88
  4. Step 4: Simplify right side
    40,333.88x = 950,461,564.69
  5. Step 5: Solve for x
    x = 950,461,564.69/40,333.88
  6. Step 6: Final answer
    x = 23,564.84

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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.