Home / 68,178.08-102,263.48-23,803.86

Finding the Fourth Proportional to 68,178.08, 102,263.48 and 23,803.86

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Solution

The fourth proportional to 68,178.08, 102,263.48 and 23,803.86 is: 35,704.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,178.08 : 102,263.48 = 23,803.86 : x
  2. Step 2: Convert to fraction form
    68,178.08/102,263.48 = 23,803.86/x
  3. Step 3: Cross multiply
    68,178.08x = 102,263.48 × 23,803.86
  4. Step 4: Simplify right side
    68,178.08x = 2,434,265,561.03
  5. Step 5: Solve for x
    x = 2,434,265,561.03/68,178.08
  6. Step 6: Final answer
    x = 35,704.52

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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.