Home / 68,962.29-103,405.16-26,816.37

Finding the Fourth Proportional to 68,962.29, 103,405.16 and 26,816.37

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Solution

The fourth proportional to 68,962.29, 103,405.16 and 26,816.37 is: 40,209.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,962.29 : 103,405.16 = 26,816.37 : x
  2. Step 2: Convert to fraction form
    68,962.29/103,405.16 = 26,816.37/x
  3. Step 3: Cross multiply
    68,962.29x = 103,405.16 × 26,816.37
  4. Step 4: Simplify right side
    68,962.29x = 2,772,950,896.39
  5. Step 5: Solve for x
    x = 2,772,950,896.39/68,962.29
  6. Step 6: Final answer
    x = 40,209.67

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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.