Home / 68,130.76-102,168.06-26,026.36

Finding the Fourth Proportional to 68,130.76, 102,168.06 and 26,026.36

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Solution

The fourth proportional to 68,130.76, 102,168.06 and 26,026.36 is: 39,028.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,130.76 : 102,168.06 = 26,026.36 : x
  2. Step 2: Convert to fraction form
    68,130.76/102,168.06 = 26,026.36/x
  3. Step 3: Cross multiply
    68,130.76x = 102,168.06 × 26,026.36
  4. Step 4: Simplify right side
    68,130.76x = 2,659,062,710.06
  5. Step 5: Solve for x
    x = 2,659,062,710.06/68,130.76
  6. Step 6: Final answer
    x = 39,028.81

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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.