Home / 40,370.54-60,548.76-12,283.79

Finding the Fourth Proportional to 40,370.54, 60,548.76 and 12,283.79

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Solution

The fourth proportional to 40,370.54, 60,548.76 and 12,283.79 is: 18,423.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,370.54 : 60,548.76 = 12,283.79 : x
  2. Step 2: Convert to fraction form
    40,370.54/60,548.76 = 12,283.79/x
  3. Step 3: Cross multiply
    40,370.54x = 60,548.76 × 12,283.79
  4. Step 4: Simplify right side
    40,370.54x = 743,767,949.86
  5. Step 5: Solve for x
    x = 743,767,949.86/40,370.54
  6. Step 6: Final answer
    x = 18,423.53

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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.