Home / 68,509.08-102,701.31-26,362.26

Finding the Fourth Proportional to 68,509.08, 102,701.31 and 26,362.26

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Solution

The fourth proportional to 68,509.08, 102,701.31 and 26,362.26 is: 39,519.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,509.08 : 102,701.31 = 26,362.26 : x
  2. Step 2: Convert to fraction form
    68,509.08/102,701.31 = 26,362.26/x
  3. Step 3: Cross multiply
    68,509.08x = 102,701.31 × 26,362.26
  4. Step 4: Simplify right side
    68,509.08x = 2,707,438,636.56
  5. Step 5: Solve for x
    x = 2,707,438,636.56/68,509.08
  6. Step 6: Final answer
    x = 39,519.41

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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.