Home / 53,977.34-80,968.43-16,534.68

Finding the Fourth Proportional to 53,977.34, 80,968.43 and 16,534.68

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Solution

The fourth proportional to 53,977.34, 80,968.43 and 16,534.68 is: 24,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,977.34 : 80,968.43 = 16,534.68 : x
  2. Step 2: Convert to fraction form
    53,977.34/80,968.43 = 16,534.68/x
  3. Step 3: Cross multiply
    53,977.34x = 80,968.43 × 16,534.68
  4. Step 4: Simplify right side
    53,977.34x = 1,338,787,121.49
  5. Step 5: Solve for x
    x = 1,338,787,121.49/53,977.34
  6. Step 6: Final answer
    x = 24,802.76

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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.