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Finding the Fourth Proportional to 58,059, 80,138.52 and 37,918.98

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Solution

The fourth proportional to 58,059, 80,138.52 and 37,918.98 is: 52,339.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,059 : 80,138.52 = 37,918.98 : x
  2. Step 2: Convert to fraction form
    58,059/80,138.52 = 37,918.98/x
  3. Step 3: Cross multiply
    58,059x = 80,138.52 × 37,918.98
  4. Step 4: Simplify right side
    58,059x = 3,038,770,937.11
  5. Step 5: Solve for x
    x = 3,038,770,937.11/58,059
  6. Step 6: Final answer
    x = 52,339.36

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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.