Home / 68,507.04-102,527.28-52,993.92

Finding the Fourth Proportional to 68,507.04, 102,527.28 and 52,993.92

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Solution

The fourth proportional to 68,507.04, 102,527.28 and 52,993.92 is: 79,310.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,507.04 : 102,527.28 = 52,993.92 : x
  2. Step 2: Convert to fraction form
    68,507.04/102,527.28 = 52,993.92/x
  3. Step 3: Cross multiply
    68,507.04x = 102,527.28 × 52,993.92
  4. Step 4: Simplify right side
    68,507.04x = 5,433,322,474.14
  5. Step 5: Solve for x
    x = 5,433,322,474.14/68,507.04
  6. Step 6: Final answer
    x = 79,310.43

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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.