Home / 39,321.89-54,300.27-24,986.45

Finding the Fourth Proportional to 39,321.89, 54,300.27 and 24,986.45

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Solution

The fourth proportional to 39,321.89, 54,300.27 and 24,986.45 is: 34,504.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,321.89 : 54,300.27 = 24,986.45 : x
  2. Step 2: Convert to fraction form
    39,321.89/54,300.27 = 24,986.45/x
  3. Step 3: Cross multiply
    39,321.89x = 54,300.27 × 24,986.45
  4. Step 4: Simplify right side
    39,321.89x = 1,356,770,709.84
  5. Step 5: Solve for x
    x = 1,356,770,709.84/39,321.89
  6. Step 6: Final answer
    x = 34,504.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.