Home / 51,114.44-70,538.72-28,453.68

Finding the Fourth Proportional to 51,114.44, 70,538.72 and 28,453.68

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Solution

The fourth proportional to 51,114.44, 70,538.72 and 28,453.68 is: 39,266.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,114.44 : 70,538.72 = 28,453.68 : x
  2. Step 2: Convert to fraction form
    51,114.44/70,538.72 = 28,453.68/x
  3. Step 3: Cross multiply
    51,114.44x = 70,538.72 × 28,453.68
  4. Step 4: Simplify right side
    51,114.44x = 2,007,086,166.49
  5. Step 5: Solve for x
    x = 2,007,086,166.49/51,114.44
  6. Step 6: Final answer
    x = 39,266.52

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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.