Home / 49,571.07-74,383.88-21,491.34

Finding the Fourth Proportional to 49,571.07, 74,383.88 and 21,491.34

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Solution

The fourth proportional to 49,571.07, 74,383.88 and 21,491.34 is: 32,248.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,571.07 : 74,383.88 = 21,491.34 : x
  2. Step 2: Convert to fraction form
    49,571.07/74,383.88 = 21,491.34/x
  3. Step 3: Cross multiply
    49,571.07x = 74,383.88 × 21,491.34
  4. Step 4: Simplify right side
    49,571.07x = 1,598,609,148.14
  5. Step 5: Solve for x
    x = 1,598,609,148.14/49,571.07
  6. Step 6: Final answer
    x = 32,248.83

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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.