Home / 50,884.08-70,218.32-28,222.96

Finding the Fourth Proportional to 50,884.08, 70,218.32 and 28,222.96

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Solution

The fourth proportional to 50,884.08, 70,218.32 and 28,222.96 is: 38,946.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,884.08 : 70,218.32 = 28,222.96 : x
  2. Step 2: Convert to fraction form
    50,884.08/70,218.32 = 28,222.96/x
  3. Step 3: Cross multiply
    50,884.08x = 70,218.32 × 28,222.96
  4. Step 4: Simplify right side
    50,884.08x = 1,981,768,836.63
  5. Step 5: Solve for x
    x = 1,981,768,836.63/50,884.08
  6. Step 6: Final answer
    x = 38,946.74

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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.