Home / 34,042.80-50,999.40-20,175.60

Finding the Fourth Proportional to 34,042.80, 50,999.40 and 20,175.60

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Solution

The fourth proportional to 34,042.80, 50,999.40 and 20,175.60 is: 30,225.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,042.80 : 50,999.40 = 20,175.60 : x
  2. Step 2: Convert to fraction form
    34,042.80/50,999.40 = 20,175.60/x
  3. Step 3: Cross multiply
    34,042.80x = 50,999.40 × 20,175.60
  4. Step 4: Simplify right side
    34,042.80x = 1,028,943,494.64
  5. Step 5: Solve for x
    x = 1,028,943,494.64/34,042.80
  6. Step 6: Final answer
    x = 30,225.00

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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.