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Finding the Fourth Proportional to 94,760.58, 130,768.62 and 51,739.94

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Solution

The fourth proportional to 94,760.58, 130,768.62 and 51,739.94 is: 71,400.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,760.58 : 130,768.62 = 51,739.94 : x
  2. Step 2: Convert to fraction form
    94,760.58/130,768.62 = 51,739.94/x
  3. Step 3: Cross multiply
    94,760.58x = 130,768.62 × 51,739.94
  4. Step 4: Simplify right side
    94,760.58x = 6,765,960,463.31
  5. Step 5: Solve for x
    x = 6,765,960,463.31/94,760.58
  6. Step 6: Final answer
    x = 71,400.58

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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.