Home / 51,196.44-70,648.14-28,534.68

Finding the Fourth Proportional to 51,196.44, 70,648.14 and 28,534.68

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Solution

The fourth proportional to 51,196.44, 70,648.14 and 28,534.68 is: 39,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,196.44 : 70,648.14 = 28,534.68 : x
  2. Step 2: Convert to fraction form
    51,196.44/70,648.14 = 28,534.68/x
  3. Step 3: Cross multiply
    51,196.44x = 70,648.14 × 28,534.68
  4. Step 4: Simplify right side
    51,196.44x = 2,015,922,067.50
  5. Step 5: Solve for x
    x = 2,015,922,067.50/51,196.44
  6. Step 6: Final answer
    x = 39,376.22

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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.