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Finding the Fourth Proportional to 58,383.21, 80,538.14 and 36,865.19

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Solution

The fourth proportional to 58,383.21, 80,538.14 and 36,865.19 is: 50,854.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,383.21 : 80,538.14 = 36,865.19 : x
  2. Step 2: Convert to fraction form
    58,383.21/80,538.14 = 36,865.19/x
  3. Step 3: Cross multiply
    58,383.21x = 80,538.14 × 36,865.19
  4. Step 4: Simplify right side
    58,383.21x = 2,969,053,246.33
  5. Step 5: Solve for x
    x = 2,969,053,246.33/58,383.21
  6. Step 6: Final answer
    x = 50,854.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.