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Finding the Fourth Proportional to 96,776.49, 133,553.93 and 54,333.93

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Solution

The fourth proportional to 96,776.49, 133,553.93 and 54,333.93 is: 74,982.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,776.49 : 133,553.93 = 54,333.93 : x
  2. Step 2: Convert to fraction form
    96,776.49/133,553.93 = 54,333.93/x
  3. Step 3: Cross multiply
    96,776.49x = 133,553.93 × 54,333.93
  4. Step 4: Simplify right side
    96,776.49x = 7,256,509,883.84
  5. Step 5: Solve for x
    x = 7,256,509,883.84/96,776.49
  6. Step 6: Final answer
    x = 74,982.16

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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.