Home / 38,081.68-52,550.89-21,084.74

Finding the Fourth Proportional to 38,081.68, 52,550.89 and 21,084.74

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Solution

The fourth proportional to 38,081.68, 52,550.89 and 21,084.74 is: 29,095.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,081.68 : 52,550.89 = 21,084.74 : x
  2. Step 2: Convert to fraction form
    38,081.68/52,550.89 = 21,084.74/x
  3. Step 3: Cross multiply
    38,081.68x = 52,550.89 × 21,084.74
  4. Step 4: Simplify right side
    38,081.68x = 1,108,021,852.42
  5. Step 5: Solve for x
    x = 1,108,021,852.42/38,081.68
  6. Step 6: Final answer
    x = 29,095.93

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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.