Home / 50,864.27-70,191.96-28,203.30

Finding the Fourth Proportional to 50,864.27, 70,191.96 and 28,203.30

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Solution

The fourth proportional to 50,864.27, 70,191.96 and 28,203.30 is: 38,920.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,864.27 : 70,191.96 = 28,203.30 : x
  2. Step 2: Convert to fraction form
    50,864.27/70,191.96 = 28,203.30/x
  3. Step 3: Cross multiply
    50,864.27x = 70,191.96 × 28,203.30
  4. Step 4: Simplify right side
    50,864.27x = 1,979,644,905.47
  5. Step 5: Solve for x
    x = 1,979,644,905.47/50,864.27
  6. Step 6: Final answer
    x = 38,920.15

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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.