Home / 96,956.64-133,807.68-54,519.12

Finding the Fourth Proportional to 96,956.64, 133,807.68 and 54,519.12

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Solution

The fourth proportional to 96,956.64, 133,807.68 and 54,519.12 is: 75,240.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,956.64 : 133,807.68 = 54,519.12 : x
  2. Step 2: Convert to fraction form
    96,956.64/133,807.68 = 54,519.12/x
  3. Step 3: Cross multiply
    96,956.64x = 133,807.68 × 54,519.12
  4. Step 4: Simplify right side
    96,956.64x = 7,295,076,962.84
  5. Step 5: Solve for x
    x = 7,295,076,962.84/96,956.64
  6. Step 6: Final answer
    x = 75,240.61

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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.