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Finding the Fourth Proportional to 91,833, 126,719.40 and 51,537.52

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Solution

The fourth proportional to 91,833, 126,719.40 and 51,537.52 is: 71,116.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,833 : 126,719.40 = 51,537.52 : x
  2. Step 2: Convert to fraction form
    91,833/126,719.40 = 51,537.52/x
  3. Step 3: Cross multiply
    91,833x = 126,719.40 × 51,537.52
  4. Step 4: Simplify right side
    91,833x = 6,530,803,611.89
  5. Step 5: Solve for x
    x = 6,530,803,611.89/91,833
  6. Step 6: Final answer
    x = 71,116.09

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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.