Home / 30,583.22-42,204.59-17,154.43

Finding the Fourth Proportional to 30,583.22, 42,204.59 and 17,154.43

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Solution

The fourth proportional to 30,583.22, 42,204.59 and 17,154.43 is: 23,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,583.22 : 42,204.59 = 17,154.43 : x
  2. Step 2: Convert to fraction form
    30,583.22/42,204.59 = 17,154.43/x
  3. Step 3: Cross multiply
    30,583.22x = 42,204.59 × 17,154.43
  4. Step 4: Simplify right side
    30,583.22x = 723,995,891.77
  5. Step 5: Solve for x
    x = 723,995,891.77/30,583.22
  6. Step 6: Final answer
    x = 23,672.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.