Home / 49,321.62-68,042.93-30,194.19

Finding the Fourth Proportional to 49,321.62, 68,042.93 and 30,194.19

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Solution

The fourth proportional to 49,321.62, 68,042.93 and 30,194.19 is: 41,655.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,321.62 : 68,042.93 = 30,194.19 : x
  2. Step 2: Convert to fraction form
    49,321.62/68,042.93 = 30,194.19/x
  3. Step 3: Cross multiply
    49,321.62x = 68,042.93 × 30,194.19
  4. Step 4: Simplify right side
    49,321.62x = 2,054,501,005.61
  5. Step 5: Solve for x
    x = 2,054,501,005.61/49,321.62
  6. Step 6: Final answer
    x = 41,655.18

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Double scale
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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.