Home / 55,599.63-83,408.08-18,672.27

Finding the Fourth Proportional to 55,599.63, 83,408.08 and 18,672.27

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Solution

The fourth proportional to 55,599.63, 83,408.08 and 18,672.27 is: 28,011.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,599.63 : 83,408.08 = 18,672.27 : x
  2. Step 2: Convert to fraction form
    55,599.63/83,408.08 = 18,672.27/x
  3. Step 3: Cross multiply
    55,599.63x = 83,408.08 × 18,672.27
  4. Step 4: Simplify right side
    55,599.63x = 1,557,418,189.94
  5. Step 5: Solve for x
    x = 1,557,418,189.94/55,599.63
  6. Step 6: Final answer
    x = 28,011.30

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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.