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Finding the Fourth Proportional to 104,548.88, 144,245.67 and 59,219.66

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Solution

The fourth proportional to 104,548.88, 144,245.67 and 59,219.66 is: 81,705.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,548.88 : 144,245.67 = 59,219.66 : x
  2. Step 2: Convert to fraction form
    104,548.88/144,245.67 = 59,219.66/x
  3. Step 3: Cross multiply
    104,548.88x = 144,245.67 × 59,219.66
  4. Step 4: Simplify right side
    104,548.88x = 8,542,179,533.87
  5. Step 5: Solve for x
    x = 8,542,179,533.87/104,548.88
  6. Step 6: Final answer
    x = 81,705.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.