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Finding the Fourth Proportional to 37,854.36, 51,860.72 and 36,435.60

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Solution

The fourth proportional to 37,854.36, 51,860.72 and 36,435.60 is: 49,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,854.36 : 51,860.72 = 36,435.60 : x
  2. Step 2: Convert to fraction form
    37,854.36/51,860.72 = 36,435.60/x
  3. Step 3: Cross multiply
    37,854.36x = 51,860.72 × 36,435.60
  4. Step 4: Simplify right side
    37,854.36x = 1,889,576,540.72
  5. Step 5: Solve for x
    x = 1,889,576,540.72/37,854.36
  6. Step 6: Final answer
    x = 49,917.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.