Home / 51,194.38-70,653.98-28,535.44

Finding the Fourth Proportional to 51,194.38, 70,653.98 and 28,535.44

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Solution

The fourth proportional to 51,194.38, 70,653.98 and 28,535.44 is: 39,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,194.38 : 70,653.98 = 28,535.44 : x
  2. Step 2: Convert to fraction form
    51,194.38/70,653.98 = 28,535.44/x
  3. Step 3: Cross multiply
    51,194.38x = 70,653.98 × 28,535.44
  4. Step 4: Simplify right side
    51,194.38x = 2,016,142,407.05
  5. Step 5: Solve for x
    x = 2,016,142,407.05/51,194.38
  6. Step 6: Final answer
    x = 39,382.10

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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.