Home / 96,990.42-145,324.71-33,777.12

Finding the Fourth Proportional to 96,990.42, 145,324.71 and 33,777.12

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Solution

The fourth proportional to 96,990.42, 145,324.71 and 33,777.12 is: 50,609.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,990.42 : 145,324.71 = 33,777.12 : x
  2. Step 2: Convert to fraction form
    96,990.42/145,324.71 = 33,777.12/x
  3. Step 3: Cross multiply
    96,990.42x = 145,324.71 × 33,777.12
  4. Step 4: Simplify right side
    96,990.42x = 4,908,650,168.64
  5. Step 5: Solve for x
    x = 4,908,650,168.64/96,990.42
  6. Step 6: Final answer
    x = 50,609.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.