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Finding the Fourth Proportional to 69,997.52, 104,996.36 and 17,407.01

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Solution

The fourth proportional to 69,997.52, 104,996.36 and 17,407.01 is: 26,110.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,997.52 : 104,996.36 = 17,407.01 : x
  2. Step 2: Convert to fraction form
    69,997.52/104,996.36 = 17,407.01/x
  3. Step 3: Cross multiply
    69,997.52x = 104,996.36 × 17,407.01
  4. Step 4: Simplify right side
    69,997.52x = 1,827,672,403.89
  5. Step 5: Solve for x
    x = 1,827,672,403.89/69,997.52
  6. Step 6: Final answer
    x = 26,110.53

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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.