Home / 50,732.60-70,010.33-28,069.88

Finding the Fourth Proportional to 50,732.60, 70,010.33 and 28,069.88

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Solution

The fourth proportional to 50,732.60, 70,010.33 and 28,069.88 is: 38,736.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,732.60 : 70,010.33 = 28,069.88 : x
  2. Step 2: Convert to fraction form
    50,732.60/70,010.33 = 28,069.88/x
  3. Step 3: Cross multiply
    50,732.60x = 70,010.33 × 28,069.88
  4. Step 4: Simplify right side
    50,732.60x = 1,965,181,071.46
  5. Step 5: Solve for x
    x = 1,965,181,071.46/50,732.60
  6. Step 6: Final answer
    x = 38,736.06

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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.