Home / 54,721.53-75,515.71-29,571.03

Finding the Fourth Proportional to 54,721.53, 75,515.71 and 29,571.03

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Solution

The fourth proportional to 54,721.53, 75,515.71 and 29,571.03 is: 40,808.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,721.53 : 75,515.71 = 29,571.03 : x
  2. Step 2: Convert to fraction form
    54,721.53/75,515.71 = 29,571.03/x
  3. Step 3: Cross multiply
    54,721.53x = 75,515.71 × 29,571.03
  4. Step 4: Simplify right side
    54,721.53x = 2,233,077,325.88
  5. Step 5: Solve for x
    x = 2,233,077,325.88/54,721.53
  6. Step 6: Final answer
    x = 40,808.02

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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.