Home / 51,236.55-70,711.88-30,033.63

Finding the Fourth Proportional to 51,236.55, 70,711.88 and 30,033.63

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Solution

The fourth proportional to 51,236.55, 70,711.88 and 30,033.63 is: 41,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,236.55 : 70,711.88 = 30,033.63 : x
  2. Step 2: Convert to fraction form
    51,236.55/70,711.88 = 30,033.63/x
  3. Step 3: Cross multiply
    51,236.55x = 70,711.88 × 30,033.63
  4. Step 4: Simplify right side
    51,236.55x = 2,123,734,290.36
  5. Step 5: Solve for x
    x = 2,123,734,290.36/51,236.55
  6. Step 6: Final answer
    x = 41,449.60

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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.