Home / 54,361.27-75,012.51-30,483.15

Finding the Fourth Proportional to 54,361.27, 75,012.51 and 30,483.15

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Solution

The fourth proportional to 54,361.27, 75,012.51 and 30,483.15 is: 42,063.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,361.27 : 75,012.51 = 30,483.15 : x
  2. Step 2: Convert to fraction form
    54,361.27/75,012.51 = 30,483.15/x
  3. Step 3: Cross multiply
    54,361.27x = 75,012.51 × 30,483.15
  4. Step 4: Simplify right side
    54,361.27x = 2,286,617,594.21
  5. Step 5: Solve for x
    x = 2,286,617,594.21/54,361.27
  6. Step 6: Final answer
    x = 42,063.36

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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.