Home / 96,823.68-133,629.20-54,382.21

Finding the Fourth Proportional to 96,823.68, 133,629.20 and 54,382.21

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Solution

The fourth proportional to 96,823.68, 133,629.20 and 54,382.21 is: 75,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,823.68 : 133,629.20 = 54,382.21 : x
  2. Step 2: Convert to fraction form
    96,823.68/133,629.20 = 54,382.21/x
  3. Step 3: Cross multiply
    96,823.68x = 133,629.20 × 54,382.21
  4. Step 4: Simplify right side
    96,823.68x = 7,267,050,548.39
  5. Step 5: Solve for x
    x = 7,267,050,548.39/96,823.68
  6. Step 6: Final answer
    x = 75,054.48

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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.