Home / 69,351.02-104,026.56-16,760.51

Finding the Fourth Proportional to 69,351.02, 104,026.56 and 16,760.51

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Solution

The fourth proportional to 69,351.02, 104,026.56 and 16,760.51 is: 25,140.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,351.02 : 104,026.56 = 16,760.51 : x
  2. Step 2: Convert to fraction form
    69,351.02/104,026.56 = 16,760.51/x
  3. Step 3: Cross multiply
    69,351.02x = 104,026.56 × 16,760.51
  4. Step 4: Simplify right side
    69,351.02x = 1,743,538,199.15
  5. Step 5: Solve for x
    x = 1,743,538,199.15/69,351.02
  6. Step 6: Final answer
    x = 25,140.77

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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.