Home / 68,704.32-102,908.36-46,395.02

Finding the Fourth Proportional to 68,704.32, 102,908.36 and 46,395.02

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Solution

The fourth proportional to 68,704.32, 102,908.36 and 46,395.02 is: 69,492.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,704.32 : 102,908.36 = 46,395.02 : x
  2. Step 2: Convert to fraction form
    68,704.32/102,908.36 = 46,395.02/x
  3. Step 3: Cross multiply
    68,704.32x = 102,908.36 × 46,395.02
  4. Step 4: Simplify right side
    68,704.32x = 4,774,435,420.37
  5. Step 5: Solve for x
    x = 4,774,435,420.37/68,704.32
  6. Step 6: Final answer
    x = 69,492.51

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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.