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Finding the Fourth Proportional to 73,013.33, 100,804.01 and 55,984.86

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Solution

The fourth proportional to 73,013.33, 100,804.01 and 55,984.86 is: 77,294.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,013.33 : 100,804.01 = 55,984.86 : x
  2. Step 2: Convert to fraction form
    73,013.33/100,804.01 = 55,984.86/x
  3. Step 3: Cross multiply
    73,013.33x = 100,804.01 × 55,984.86
  4. Step 4: Simplify right side
    73,013.33x = 5,643,498,107.36
  5. Step 5: Solve for x
    x = 5,643,498,107.36/73,013.33
  6. Step 6: Final answer
    x = 77,294.08

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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.