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Finding the Fourth Proportional to 82,053, 113,239.62 and 45,759.60

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Solution

The fourth proportional to 82,053, 113,239.62 and 45,759.60 is: 63,151.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,053 : 113,239.62 = 45,759.60 : x
  2. Step 2: Convert to fraction form
    82,053/113,239.62 = 45,759.60/x
  3. Step 3: Cross multiply
    82,053x = 113,239.62 × 45,759.60
  4. Step 4: Simplify right side
    82,053x = 5,181,799,715.35
  5. Step 5: Solve for x
    x = 5,181,799,715.35/82,053
  6. Step 6: Final answer
    x = 63,151.86

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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.