Home / 49,336.40-68,085.96-28,112.24

Finding the Fourth Proportional to 49,336.40, 68,085.96 and 28,112.24

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Solution

The fourth proportional to 49,336.40, 68,085.96 and 28,112.24 is: 38,795.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,336.40 : 68,085.96 = 28,112.24 : x
  2. Step 2: Convert to fraction form
    49,336.40/68,085.96 = 28,112.24/x
  3. Step 3: Cross multiply
    49,336.40x = 68,085.96 × 28,112.24
  4. Step 4: Simplify right side
    49,336.40x = 1,914,048,848.15
  5. Step 5: Solve for x
    x = 1,914,048,848.15/49,336.40
  6. Step 6: Final answer
    x = 38,795.88

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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.