Home / 40,846.16-61,232.31-28,372.05

Finding the Fourth Proportional to 40,846.16, 61,232.31 and 28,372.05

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Solution

The fourth proportional to 40,846.16, 61,232.31 and 28,372.05 is: 42,532.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,846.16 : 61,232.31 = 28,372.05 : x
  2. Step 2: Convert to fraction form
    40,846.16/61,232.31 = 28,372.05/x
  3. Step 3: Cross multiply
    40,846.16x = 61,232.31 × 28,372.05
  4. Step 4: Simplify right side
    40,846.16x = 1,737,286,160.94
  5. Step 5: Solve for x
    x = 1,737,286,160.94/40,846.16
  6. Step 6: Final answer
    x = 42,532.42

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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.