Home / 29,152.20-43,719.33-19,156.41

Finding the Fourth Proportional to 29,152.20, 43,719.33 and 19,156.41

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Solution

The fourth proportional to 29,152.20, 43,719.33 and 19,156.41 is: 28,728.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,152.20 : 43,719.33 = 19,156.41 : x
  2. Step 2: Convert to fraction form
    29,152.20/43,719.33 = 19,156.41/x
  3. Step 3: Cross multiply
    29,152.20x = 43,719.33 × 19,156.41
  4. Step 4: Simplify right side
    29,152.20x = 837,505,395.56
  5. Step 5: Solve for x
    x = 837,505,395.56/29,152.20
  6. Step 6: Final answer
    x = 28,728.72

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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.