Home / 43,623.45-65,432.58-15,542.02

Finding the Fourth Proportional to 43,623.45, 65,432.58 and 15,542.02

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Solution

The fourth proportional to 43,623.45, 65,432.58 and 15,542.02 is: 23,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,623.45 : 65,432.58 = 15,542.02 : x
  2. Step 2: Convert to fraction form
    43,623.45/65,432.58 = 15,542.02/x
  3. Step 3: Cross multiply
    43,623.45x = 65,432.58 × 15,542.02
  4. Step 4: Simplify right side
    43,623.45x = 1,016,954,467.01
  5. Step 5: Solve for x
    x = 1,016,954,467.01/43,623.45
  6. Step 6: Final answer
    x = 23,312.11

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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.