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Finding the Fourth Proportional to 69,733, 104,615.90 and 22,985.88

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Solution

The fourth proportional to 69,733, 104,615.90 and 22,985.88 is: 34,484.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,733 : 104,615.90 = 22,985.88 : x
  2. Step 2: Convert to fraction form
    69,733/104,615.90 = 22,985.88/x
  3. Step 3: Cross multiply
    69,733x = 104,615.90 × 22,985.88
  4. Step 4: Simplify right side
    69,733x = 2,404,688,523.49
  5. Step 5: Solve for x
    x = 2,404,688,523.49/69,733
  6. Step 6: Final answer
    x = 34,484.23

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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.