Home / 140,833.28-211,256.64-35,653.12

Finding the Fourth Proportional to 140,833.28, 211,256.64 and 35,653.12

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Solution

The fourth proportional to 140,833.28, 211,256.64 and 35,653.12 is: 53,481.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,833.28 : 211,256.64 = 35,653.12 : x
  2. Step 2: Convert to fraction form
    140,833.28/211,256.64 = 35,653.12/x
  3. Step 3: Cross multiply
    140,833.28x = 211,256.64 × 35,653.12
  4. Step 4: Simplify right side
    140,833.28x = 7,531,958,336.72
  5. Step 5: Solve for x
    x = 7,531,958,336.72/140,833.28
  6. Step 6: Final answer
    x = 53,481.38

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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.