Home / 55,426.58-83,139.26-15,982.41

Finding the Fourth Proportional to 55,426.58, 83,139.26 and 15,982.41

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Solution

The fourth proportional to 55,426.58, 83,139.26 and 15,982.41 is: 23,973.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,426.58 : 83,139.26 = 15,982.41 : x
  2. Step 2: Convert to fraction form
    55,426.58/83,139.26 = 15,982.41/x
  3. Step 3: Cross multiply
    55,426.58x = 83,139.26 × 15,982.41
  4. Step 4: Simplify right side
    55,426.58x = 1,328,766,062.18
  5. Step 5: Solve for x
    x = 1,328,766,062.18/55,426.58
  6. Step 6: Final answer
    x = 23,973.45

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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.