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Finding the Fourth Proportional to 96,769.60, 133,537.60 and 53,751.82

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Solution

The fourth proportional to 96,769.60, 133,537.60 and 53,751.82 is: 74,175.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,769.60 : 133,537.60 = 53,751.82 : x
  2. Step 2: Convert to fraction form
    96,769.60/133,537.60 = 53,751.82/x
  3. Step 3: Cross multiply
    96,769.60x = 133,537.60 × 53,751.82
  4. Step 4: Simplify right side
    96,769.60x = 7,177,888,570.21
  5. Step 5: Solve for x
    x = 7,177,888,570.21/96,769.60
  6. Step 6: Final answer
    x = 74,175.04

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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.