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Finding the Fourth Proportional to 96,751.47, 133,512.52 and 53,733.75

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Solution

The fourth proportional to 96,751.47, 133,512.52 and 53,733.75 is: 74,150.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,751.47 : 133,512.52 = 53,733.75 : x
  2. Step 2: Convert to fraction form
    96,751.47/133,512.52 = 53,733.75/x
  3. Step 3: Cross multiply
    96,751.47x = 133,512.52 × 53,733.75
  4. Step 4: Simplify right side
    96,751.47x = 7,174,128,571.00
  5. Step 5: Solve for x
    x = 7,174,128,571.00/96,751.47
  6. Step 6: Final answer
    x = 74,150.07

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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.