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Finding the Fourth Proportional to 96,775.88, 133,550.71 and 54,334.41

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Solution

The fourth proportional to 96,775.88, 133,550.71 and 54,334.41 is: 74,981.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,775.88 : 133,550.71 = 54,334.41 : x
  2. Step 2: Convert to fraction form
    96,775.88/133,550.71 = 54,334.41/x
  3. Step 3: Cross multiply
    96,775.88x = 133,550.71 × 54,334.41
  4. Step 4: Simplify right side
    96,775.88x = 7,256,398,396.28
  5. Step 5: Solve for x
    x = 7,256,398,396.28/96,775.88
  6. Step 6: Final answer
    x = 74,981.48

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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.