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Finding the Fourth Proportional to 107,797.98, 148,765.70 and 60,051.31

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Solution

The fourth proportional to 107,797.98, 148,765.70 and 60,051.31 is: 82,873.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,797.98 : 148,765.70 = 60,051.31 : x
  2. Step 2: Convert to fraction form
    107,797.98/148,765.70 = 60,051.31/x
  3. Step 3: Cross multiply
    107,797.98x = 148,765.70 × 60,051.31
  4. Step 4: Simplify right side
    107,797.98x = 8,933,575,168.07
  5. Step 5: Solve for x
    x = 8,933,575,168.07/107,797.98
  6. Step 6: Final answer
    x = 82,873.31

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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.