Home / 36,194.58-49,945.14-20,275.65

Finding the Fourth Proportional to 36,194.58, 49,945.14 and 20,275.65

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Solution

The fourth proportional to 36,194.58, 49,945.14 and 20,275.65 is: 27,978.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,194.58 : 49,945.14 = 20,275.65 : x
  2. Step 2: Convert to fraction form
    36,194.58/49,945.14 = 20,275.65/x
  3. Step 3: Cross multiply
    36,194.58x = 49,945.14 × 20,275.65
  4. Step 4: Simplify right side
    36,194.58x = 1,012,670,177.84
  5. Step 5: Solve for x
    x = 1,012,670,177.84/36,194.58
  6. Step 6: Final answer
    x = 27,978.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.