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Finding the Fourth Proportional to 104,808.75, 144,647.01 and 59,498.97

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Solution

The fourth proportional to 104,808.75, 144,647.01 and 59,498.97 is: 82,114.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,808.75 : 144,647.01 = 59,498.97 : x
  2. Step 2: Convert to fraction form
    104,808.75/144,647.01 = 59,498.97/x
  3. Step 3: Cross multiply
    104,808.75x = 144,647.01 × 59,498.97
  4. Step 4: Simplify right side
    104,808.75x = 8,606,348,108.58
  5. Step 5: Solve for x
    x = 8,606,348,108.58/104,808.75
  6. Step 6: Final answer
    x = 82,114.79

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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.