Home / 46,570.08-69,815.93-20,255

Finding the Fourth Proportional to 46,570.08, 69,815.93 and 20,255

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Solution

The fourth proportional to 46,570.08, 69,815.93 and 20,255 is: 30,365.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,570.08 : 69,815.93 = 20,255 : x
  2. Step 2: Convert to fraction form
    46,570.08/69,815.93 = 20,255/x
  3. Step 3: Cross multiply
    46,570.08x = 69,815.93 × 20,255
  4. Step 4: Simplify right side
    46,570.08x = 1,414,121,662.15
  5. Step 5: Solve for x
    x = 1,414,121,662.15/46,570.08
  6. Step 6: Final answer
    x = 30,365.46

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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.