Home / 76,194.95-114,297.35-20,036.43

Finding the Fourth Proportional to 76,194.95, 114,297.35 and 20,036.43

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Solution

The fourth proportional to 76,194.95, 114,297.35 and 20,036.43 is: 30,055.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,194.95 : 114,297.35 = 20,036.43 : x
  2. Step 2: Convert to fraction form
    76,194.95/114,297.35 = 20,036.43/x
  3. Step 3: Cross multiply
    76,194.95x = 114,297.35 × 20,036.43
  4. Step 4: Simplify right side
    76,194.95x = 2,290,110,752.28
  5. Step 5: Solve for x
    x = 2,290,110,752.28/76,194.95
  6. Step 6: Final answer
    x = 30,055.94

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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.