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Finding the Fourth Proportional to 57,563.33, 79,394.95 and 38,433.91

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Solution

The fourth proportional to 57,563.33, 79,394.95 and 38,433.91 is: 53,010.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,563.33 : 79,394.95 = 38,433.91 : x
  2. Step 2: Convert to fraction form
    57,563.33/79,394.95 = 38,433.91/x
  3. Step 3: Cross multiply
    57,563.33x = 79,394.95 × 38,433.91
  4. Step 4: Simplify right side
    57,563.33x = 3,051,458,361.18
  5. Step 5: Solve for x
    x = 3,051,458,361.18/57,563.33
  6. Step 6: Final answer
    x = 53,010.46

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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.