Home / 54,857.25-75,703.01-29,706.75

Finding the Fourth Proportional to 54,857.25, 75,703.01 and 29,706.75

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Solution

The fourth proportional to 54,857.25, 75,703.01 and 29,706.75 is: 40,995.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,857.25 : 75,703.01 = 29,706.75 : x
  2. Step 2: Convert to fraction form
    54,857.25/75,703.01 = 29,706.75/x
  3. Step 3: Cross multiply
    54,857.25x = 75,703.01 × 29,706.75
  4. Step 4: Simplify right side
    54,857.25x = 2,248,890,243.78
  5. Step 5: Solve for x
    x = 2,248,890,243.78/54,857.25
  6. Step 6: Final answer
    x = 40,995.32

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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.