Home / 96,846.89-133,661.24-54,405.42

Finding the Fourth Proportional to 96,846.89, 133,661.24 and 54,405.42

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Solution

The fourth proportional to 96,846.89, 133,661.24 and 54,405.42 is: 75,086.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,846.89 : 133,661.24 = 54,405.42 : x
  2. Step 2: Convert to fraction form
    96,846.89/133,661.24 = 54,405.42/x
  3. Step 3: Cross multiply
    96,846.89x = 133,661.24 × 54,405.42
  4. Step 4: Simplify right side
    96,846.89x = 7,271,896,082.53
  5. Step 5: Solve for x
    x = 7,271,896,082.53/96,846.89
  6. Step 6: Final answer
    x = 75,086.52

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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.