Home / 30,252.03-41,743.21-16,823.40

Finding the Fourth Proportional to 30,252.03, 41,743.21 and 16,823.40

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Solution

The fourth proportional to 30,252.03, 41,743.21 and 16,823.40 is: 23,213.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,252.03 : 41,743.21 = 16,823.40 : x
  2. Step 2: Convert to fraction form
    30,252.03/41,743.21 = 16,823.40/x
  3. Step 3: Cross multiply
    30,252.03x = 41,743.21 × 16,823.40
  4. Step 4: Simplify right side
    30,252.03x = 702,262,719.11
  5. Step 5: Solve for x
    x = 702,262,719.11/30,252.03
  6. Step 6: Final answer
    x = 23,213.74

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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.