Home / 45,199.12-67,773.27-18,537.77

Finding the Fourth Proportional to 45,199.12, 67,773.27 and 18,537.77

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Solution

The fourth proportional to 45,199.12, 67,773.27 and 18,537.77 is: 27,796.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,199.12 : 67,773.27 = 18,537.77 : x
  2. Step 2: Convert to fraction form
    45,199.12/67,773.27 = 18,537.77/x
  3. Step 3: Cross multiply
    45,199.12x = 67,773.27 × 18,537.77
  4. Step 4: Simplify right side
    45,199.12x = 1,256,365,291.41
  5. Step 5: Solve for x
    x = 1,256,365,291.41/45,199.12
  6. Step 6: Final answer
    x = 27,796.23

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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.