Home / 39,938.40-59,859.60-16,552.80

Finding the Fourth Proportional to 39,938.40, 59,859.60 and 16,552.80

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Solution

The fourth proportional to 39,938.40, 59,859.60 and 16,552.80 is: 24,809.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938.40 : 59,859.60 = 16,552.80 : x
  2. Step 2: Convert to fraction form
    39,938.40/59,859.60 = 16,552.80/x
  3. Step 3: Cross multiply
    39,938.40x = 59,859.60 × 16,552.80
  4. Step 4: Simplify right side
    39,938.40x = 990,843,986.88
  5. Step 5: Solve for x
    x = 990,843,986.88/39,938.40
  6. Step 6: Final answer
    x = 24,809.31

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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.