Home / 50,965.80-70,333.74-28,306.89

Finding the Fourth Proportional to 50,965.80, 70,333.74 and 28,306.89

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Solution

The fourth proportional to 50,965.80, 70,333.74 and 28,306.89 is: 39,064.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,965.80 : 70,333.74 = 28,306.89 : x
  2. Step 2: Convert to fraction form
    50,965.80/70,333.74 = 28,306.89/x
  3. Step 3: Cross multiply
    50,965.80x = 70,333.74 × 28,306.89
  4. Step 4: Simplify right side
    50,965.80x = 1,990,929,441.47
  5. Step 5: Solve for x
    x = 1,990,929,441.47/50,965.80
  6. Step 6: Final answer
    x = 39,064.03

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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.