Home / 142,286.22-213,429.33-37,104.28

Finding the Fourth Proportional to 142,286.22, 213,429.33 and 37,104.28

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Solution

The fourth proportional to 142,286.22, 213,429.33 and 37,104.28 is: 55,656.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,286.22 : 213,429.33 = 37,104.28 : x
  2. Step 2: Convert to fraction form
    142,286.22/213,429.33 = 37,104.28/x
  3. Step 3: Cross multiply
    142,286.22x = 213,429.33 × 37,104.28
  4. Step 4: Simplify right side
    142,286.22x = 7,919,141,086.96
  5. Step 5: Solve for x
    x = 7,919,141,086.96/142,286.22
  6. Step 6: Final answer
    x = 55,656.42

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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.