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Finding the Fourth Proportional to 57,673.64, 79,539.90 and 37,523.16

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Solution

The fourth proportional to 57,673.64, 79,539.90 and 37,523.16 is: 51,749.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,673.64 : 79,539.90 = 37,523.16 : x
  2. Step 2: Convert to fraction form
    57,673.64/79,539.90 = 37,523.16/x
  3. Step 3: Cross multiply
    57,673.64x = 79,539.90 × 37,523.16
  4. Step 4: Simplify right side
    57,673.64x = 2,984,588,394.08
  5. Step 5: Solve for x
    x = 2,984,588,394.08/57,673.64
  6. Step 6: Final answer
    x = 51,749.61

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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.