Home / 54,361.26-81,554.16-19,300.92

Finding the Fourth Proportional to 54,361.26, 81,554.16 and 19,300.92

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Solution

The fourth proportional to 54,361.26, 81,554.16 and 19,300.92 is: 28,955.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,361.26 : 81,554.16 = 19,300.92 : x
  2. Step 2: Convert to fraction form
    54,361.26/81,554.16 = 19,300.92/x
  3. Step 3: Cross multiply
    54,361.26x = 81,554.16 × 19,300.92
  4. Step 4: Simplify right side
    54,361.26x = 1,574,070,317.83
  5. Step 5: Solve for x
    x = 1,574,070,317.83/54,361.26
  6. Step 6: Final answer
    x = 28,955.74

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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.