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Finding the Fourth Proportional to 84,439.00, 116,541.47 and 54,262.04

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Solution

The fourth proportional to 84,439.00, 116,541.47 and 54,262.04 is: 74,891.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,439.00 : 116,541.47 = 54,262.04 : x
  2. Step 2: Convert to fraction form
    84,439.00/116,541.47 = 54,262.04/x
  3. Step 3: Cross multiply
    84,439.00x = 116,541.47 × 54,262.04
  4. Step 4: Simplify right side
    84,439.00x = 6,323,777,635.49
  5. Step 5: Solve for x
    x = 6,323,777,635.49/84,439.00
  6. Step 6: Final answer
    x = 74,891.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.