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Finding the Fourth Proportional to 55,696.84, 83,440.62 and 27,584.20

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Solution

The fourth proportional to 55,696.84, 83,440.62 and 27,584.20 is: 41,324.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,696.84 : 83,440.62 = 27,584.20 : x
  2. Step 2: Convert to fraction form
    55,696.84/83,440.62 = 27,584.20/x
  3. Step 3: Cross multiply
    55,696.84x = 83,440.62 × 27,584.20
  4. Step 4: Simplify right side
    55,696.84x = 2,301,642,750.20
  5. Step 5: Solve for x
    x = 2,301,642,750.20/55,696.84
  6. Step 6: Final answer
    x = 41,324.48

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1.5x scale

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.