Home / 54,721.71-75,516.03-29,571.21

Finding the Fourth Proportional to 54,721.71, 75,516.03 and 29,571.21

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Solution

The fourth proportional to 54,721.71, 75,516.03 and 29,571.21 is: 40,808.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,721.71 : 75,516.03 = 29,571.21 : x
  2. Step 2: Convert to fraction form
    54,721.71/75,516.03 = 29,571.21/x
  3. Step 3: Cross multiply
    54,721.71x = 75,516.03 × 29,571.21
  4. Step 4: Simplify right side
    54,721.71x = 2,233,100,381.50
  5. Step 5: Solve for x
    x = 2,233,100,381.50/54,721.71
  6. Step 6: Final answer
    x = 40,808.31

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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.