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Finding the Fourth Proportional to 89,308.54, 123,189.72 and 52,984.26

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Solution

The fourth proportional to 89,308.54, 123,189.72 and 52,984.26 is: 73,085.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,308.54 : 123,189.72 = 52,984.26 : x
  2. Step 2: Convert to fraction form
    89,308.54/123,189.72 = 52,984.26/x
  3. Step 3: Cross multiply
    89,308.54x = 123,189.72 × 52,984.26
  4. Step 4: Simplify right side
    89,308.54x = 6,527,116,615.77
  5. Step 5: Solve for x
    x = 6,527,116,615.77/89,308.54
  6. Step 6: Final answer
    x = 73,085.02

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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.