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Finding the Fourth Proportional to 58,269.84, 80,716.92 and 57,088.86

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Solution

The fourth proportional to 58,269.84, 80,716.92 and 57,088.86 is: 79,081.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,269.84 : 80,716.92 = 57,088.86 : x
  2. Step 2: Convert to fraction form
    58,269.84/80,716.92 = 57,088.86/x
  3. Step 3: Cross multiply
    58,269.84x = 80,716.92 × 57,088.86
  4. Step 4: Simplify right side
    58,269.84x = 4,608,036,945.51
  5. Step 5: Solve for x
    x = 4,608,036,945.51/58,269.84
  6. Step 6: Final answer
    x = 79,081.00

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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.