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Finding the Fourth Proportional to 70,790.03, 97,709.43 and 41,743.76

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Solution

The fourth proportional to 70,790.03, 97,709.43 and 41,743.76 is: 57,617.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,790.03 : 97,709.43 = 41,743.76 : x
  2. Step 2: Convert to fraction form
    70,790.03/97,709.43 = 41,743.76/x
  3. Step 3: Cross multiply
    70,790.03x = 97,709.43 × 41,743.76
  4. Step 4: Simplify right side
    70,790.03x = 4,078,758,786.94
  5. Step 5: Solve for x
    x = 4,078,758,786.94/70,790.03
  6. Step 6: Final answer
    x = 57,617.71

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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.