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Finding the Fourth Proportional to 96,404.64, 133,037.10 and 53,963.16

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Solution

The fourth proportional to 96,404.64, 133,037.10 and 53,963.16 is: 74,468.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,404.64 : 133,037.10 = 53,963.16 : x
  2. Step 2: Convert to fraction form
    96,404.64/133,037.10 = 53,963.16/x
  3. Step 3: Cross multiply
    96,404.64x = 133,037.10 × 53,963.16
  4. Step 4: Simplify right side
    96,404.64x = 7,179,102,313.24
  5. Step 5: Solve for x
    x = 7,179,102,313.24/96,404.64
  6. Step 6: Final answer
    x = 74,468.43

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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.