Home / 69,495.84-104,242.89-16,905.36

Finding the Fourth Proportional to 69,495.84, 104,242.89 and 16,905.36

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Solution

The fourth proportional to 69,495.84, 104,242.89 and 16,905.36 is: 25,357.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,495.84 : 104,242.89 = 16,905.36 : x
  2. Step 2: Convert to fraction form
    69,495.84/104,242.89 = 16,905.36/x
  3. Step 3: Cross multiply
    69,495.84x = 104,242.89 × 16,905.36
  4. Step 4: Simplify right side
    69,495.84x = 1,762,263,582.89
  5. Step 5: Solve for x
    x = 1,762,263,582.89/69,495.84
  6. Step 6: Final answer
    x = 25,357.83

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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.