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Finding the Fourth Proportional to 169,496.77, 254,244.90 and 69,586.59

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Solution

The fourth proportional to 169,496.77, 254,244.90 and 69,586.59 is: 104,379.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,496.77 : 254,244.90 = 69,586.59 : x
  2. Step 2: Convert to fraction form
    169,496.77/254,244.90 = 69,586.59/x
  3. Step 3: Cross multiply
    169,496.77x = 254,244.90 × 69,586.59
  4. Step 4: Simplify right side
    169,496.77x = 17,692,035,615.89
  5. Step 5: Solve for x
    x = 17,692,035,615.89/169,496.77
  6. Step 6: Final answer
    x = 104,379.78

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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.