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Finding the Fourth Proportional to 51,174.01, 70,538.34 and 34,144.57

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Solution

The fourth proportional to 51,174.01, 70,538.34 and 34,144.57 is: 47,064.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,174.01 : 70,538.34 = 34,144.57 : x
  2. Step 2: Convert to fraction form
    51,174.01/70,538.34 = 34,144.57/x
  3. Step 3: Cross multiply
    51,174.01x = 70,538.34 × 34,144.57
  4. Step 4: Simplify right side
    51,174.01x = 2,408,501,287.81
  5. Step 5: Solve for x
    x = 2,408,501,287.81/51,174.01
  6. Step 6: Final answer
    x = 47,064.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.