Home / 45,209.34-67,823.33-15,623.28

Finding the Fourth Proportional to 45,209.34, 67,823.33 and 15,623.28

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Solution

The fourth proportional to 45,209.34, 67,823.33 and 15,623.28 is: 23,438.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,209.34 : 67,823.33 = 15,623.28 : x
  2. Step 2: Convert to fraction form
    45,209.34/67,823.33 = 15,623.28/x
  3. Step 3: Cross multiply
    45,209.34x = 67,823.33 × 15,623.28
  4. Step 4: Simplify right side
    45,209.34x = 1,059,622,797.01
  5. Step 5: Solve for x
    x = 1,059,622,797.01/45,209.34
  6. Step 6: Final answer
    x = 23,438.14

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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.