Home / 50,708.68-76,072.02-17,420.08

Finding the Fourth Proportional to 50,708.68, 76,072.02 and 17,420.08

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Solution

The fourth proportional to 50,708.68, 76,072.02 and 17,420.08 is: 26,133.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,708.68 : 76,072.02 = 17,420.08 : x
  2. Step 2: Convert to fraction form
    50,708.68/76,072.02 = 17,420.08/x
  3. Step 3: Cross multiply
    50,708.68x = 76,072.02 × 17,420.08
  4. Step 4: Simplify right side
    50,708.68x = 1,325,180,674.16
  5. Step 5: Solve for x
    x = 1,325,180,674.16/50,708.68
  6. Step 6: Final answer
    x = 26,133.21

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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.