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Finding the Fourth Proportional to 58,291.56, 80,455.56 and 41,278.08

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Solution

The fourth proportional to 58,291.56, 80,455.56 and 41,278.08 is: 56,973.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,291.56 : 80,455.56 = 41,278.08 : x
  2. Step 2: Convert to fraction form
    58,291.56/80,455.56 = 41,278.08/x
  3. Step 3: Cross multiply
    58,291.56x = 80,455.56 × 41,278.08
  4. Step 4: Simplify right side
    58,291.56x = 3,321,051,042.12
  5. Step 5: Solve for x
    x = 3,321,051,042.12/58,291.56
  6. Step 6: Final answer
    x = 56,973.10

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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.