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Finding the Fourth Proportional to 59,779.52, 89,635.80 and 27,724.22

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Solution

The fourth proportional to 59,779.52, 89,635.80 and 27,724.22 is: 41,570.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,779.52 : 89,635.80 = 27,724.22 : x
  2. Step 2: Convert to fraction form
    59,779.52/89,635.80 = 27,724.22/x
  3. Step 3: Cross multiply
    59,779.52x = 89,635.80 × 27,724.22
  4. Step 4: Simplify right side
    59,779.52x = 2,485,082,639.08
  5. Step 5: Solve for x
    x = 2,485,082,639.08/59,779.52
  6. Step 6: Final answer
    x = 41,570.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.