Home / 50,864.91-70,190.77-28,202.58

Finding the Fourth Proportional to 50,864.91, 70,190.77 and 28,202.58

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Solution

The fourth proportional to 50,864.91, 70,190.77 and 28,202.58 is: 38,918.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,864.91 : 70,190.77 = 28,202.58 : x
  2. Step 2: Convert to fraction form
    50,864.91/70,190.77 = 28,202.58/x
  3. Step 3: Cross multiply
    50,864.91x = 70,190.77 × 28,202.58
  4. Step 4: Simplify right side
    50,864.91x = 1,979,560,806.19
  5. Step 5: Solve for x
    x = 1,979,560,806.19/50,864.91
  6. Step 6: Final answer
    x = 38,918.00

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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.