Home / 54,426.36-75,108.30-31,766.28

Finding the Fourth Proportional to 54,426.36, 75,108.30 and 31,766.28

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Solution

The fourth proportional to 54,426.36, 75,108.30 and 31,766.28 is: 43,837.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,426.36 : 75,108.30 = 31,766.28 : x
  2. Step 2: Convert to fraction form
    54,426.36/75,108.30 = 31,766.28/x
  3. Step 3: Cross multiply
    54,426.36x = 75,108.30 × 31,766.28
  4. Step 4: Simplify right side
    54,426.36x = 2,385,911,288.12
  5. Step 5: Solve for x
    x = 2,385,911,288.12/54,426.36
  6. Step 6: Final answer
    x = 43,837.42

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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.