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Finding the Fourth Proportional to 36,810.84, 55,133.19 and 17,047.89

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Solution

The fourth proportional to 36,810.84, 55,133.19 and 17,047.89 is: 25,533.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,810.84 : 55,133.19 = 17,047.89 : x
  2. Step 2: Convert to fraction form
    36,810.84/55,133.19 = 17,047.89/x
  3. Step 3: Cross multiply
    36,810.84x = 55,133.19 × 17,047.89
  4. Step 4: Simplify right side
    36,810.84x = 939,904,558.47
  5. Step 5: Solve for x
    x = 939,904,558.47/36,810.84
  6. Step 6: Final answer
    x = 25,533.36

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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.