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Finding the Fourth Proportional to 57,262.98, 85,894.47 and 33,606.53

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Solution

The fourth proportional to 57,262.98, 85,894.47 and 33,606.53 is: 50,409.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,262.98 : 85,894.47 = 33,606.53 : x
  2. Step 2: Convert to fraction form
    57,262.98/85,894.47 = 33,606.53/x
  3. Step 3: Cross multiply
    57,262.98x = 85,894.47 × 33,606.53
  4. Step 4: Simplify right side
    57,262.98x = 2,886,614,485.38
  5. Step 5: Solve for x
    x = 2,886,614,485.38/57,262.98
  6. Step 6: Final answer
    x = 50,409.78

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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.