Home / 53,977.84-80,972.16-16,537.48

Finding the Fourth Proportional to 53,977.84, 80,972.16 and 16,537.48

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Solution

The fourth proportional to 53,977.84, 80,972.16 and 16,537.48 is: 24,807.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,977.84 : 80,972.16 = 16,537.48 : x
  2. Step 2: Convert to fraction form
    53,977.84/80,972.16 = 16,537.48/x
  3. Step 3: Cross multiply
    53,977.84x = 80,972.16 × 16,537.48
  4. Step 4: Simplify right side
    53,977.84x = 1,339,075,476.56
  5. Step 5: Solve for x
    x = 1,339,075,476.56/53,977.84
  6. Step 6: Final answer
    x = 24,807.87

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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.