Home / 96,650.64-133,382.16-54,213.12

Finding the Fourth Proportional to 96,650.64, 133,382.16 and 54,213.12

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Solution

The fourth proportional to 96,650.64, 133,382.16 and 54,213.12 is: 74,816.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,650.64 : 133,382.16 = 54,213.12 : x
  2. Step 2: Convert to fraction form
    96,650.64/133,382.16 = 54,213.12/x
  3. Step 3: Cross multiply
    96,650.64x = 133,382.16 × 54,213.12
  4. Step 4: Simplify right side
    96,650.64x = 7,231,063,045.94
  5. Step 5: Solve for x
    x = 7,231,063,045.94/96,650.64
  6. Step 6: Final answer
    x = 74,816.50

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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.