Home / 74,684.96-112,027.44-51,240.32

Finding the Fourth Proportional to 74,684.96, 112,027.44 and 51,240.32

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Solution

The fourth proportional to 74,684.96, 112,027.44 and 51,240.32 is: 76,860.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,684.96 : 112,027.44 = 51,240.32 : x
  2. Step 2: Convert to fraction form
    74,684.96/112,027.44 = 51,240.32/x
  3. Step 3: Cross multiply
    74,684.96x = 112,027.44 × 51,240.32
  4. Step 4: Simplify right side
    74,684.96x = 5,740,321,874.38
  5. Step 5: Solve for x
    x = 5,740,321,874.38/74,684.96
  6. Step 6: Final answer
    x = 76,860.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.