Home / 45,027.14-67,540.73-11,747.16

Finding the Fourth Proportional to 45,027.14, 67,540.73 and 11,747.16

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Solution

The fourth proportional to 45,027.14, 67,540.73 and 11,747.16 is: 17,620.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,027.14 : 67,540.73 = 11,747.16 : x
  2. Step 2: Convert to fraction form
    45,027.14/67,540.73 = 11,747.16/x
  3. Step 3: Cross multiply
    45,027.14x = 67,540.73 × 11,747.16
  4. Step 4: Simplify right side
    45,027.14x = 793,411,703.09
  5. Step 5: Solve for x
    x = 793,411,703.09/45,027.14
  6. Step 6: Final answer
    x = 17,620.75

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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.