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Finding the Fourth Proportional to 107,093.21, 147,784.91 and 59,351.00

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Solution

The fourth proportional to 107,093.21, 147,784.91 and 59,351.00 is: 81,902.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,093.21 : 147,784.91 = 59,351.00 : x
  2. Step 2: Convert to fraction form
    107,093.21/147,784.91 = 59,351.00/x
  3. Step 3: Cross multiply
    107,093.21x = 147,784.91 × 59,351.00
  4. Step 4: Simplify right side
    107,093.21x = 8,771,181,157.73
  5. Step 5: Solve for x
    x = 8,771,181,157.73/107,093.21
  6. Step 6: Final answer
    x = 81,902.31

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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.