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Finding the Fourth Proportional to 104,207.54, 143,796.69 and 58,888.98

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Solution

The fourth proportional to 104,207.54, 143,796.69 and 58,888.98 is: 81,261.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,207.54 : 143,796.69 = 58,888.98 : x
  2. Step 2: Convert to fraction form
    104,207.54/143,796.69 = 58,888.98/x
  3. Step 3: Cross multiply
    104,207.54x = 143,796.69 × 58,888.98
  4. Step 4: Simplify right side
    104,207.54x = 8,468,040,401.48
  5. Step 5: Solve for x
    x = 8,468,040,401.48/104,207.54
  6. Step 6: Final answer
    x = 81,261.31

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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.