Home / 39,999.56-60,012.29-13,704.53

Finding the Fourth Proportional to 39,999.56, 60,012.29 and 13,704.53

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Solution

The fourth proportional to 39,999.56, 60,012.29 and 13,704.53 is: 20,561.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,999.56 : 60,012.29 = 13,704.53 : x
  2. Step 2: Convert to fraction form
    39,999.56/60,012.29 = 13,704.53/x
  3. Step 3: Cross multiply
    39,999.56x = 60,012.29 × 13,704.53
  4. Step 4: Simplify right side
    39,999.56x = 822,439,962.87
  5. Step 5: Solve for x
    x = 822,439,962.87/39,999.56
  6. Step 6: Final answer
    x = 20,561.23

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1.5x scale

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.