Home / 41,964.96-62,928.60-12,372.40

Finding the Fourth Proportional to 41,964.96, 62,928.60 and 12,372.40

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Solution

The fourth proportional to 41,964.96, 62,928.60 and 12,372.40 is: 18,553.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,964.96 : 62,928.60 = 12,372.40 : x
  2. Step 2: Convert to fraction form
    41,964.96/62,928.60 = 12,372.40/x
  3. Step 3: Cross multiply
    41,964.96x = 62,928.60 × 12,372.40
  4. Step 4: Simplify right side
    41,964.96x = 778,577,810.64
  5. Step 5: Solve for x
    x = 778,577,810.64/41,964.96
  6. Step 6: Final answer
    x = 18,553.05

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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.