Home / 51,250.91-70,726.37-28,589.33

Finding the Fourth Proportional to 51,250.91, 70,726.37 and 28,589.33

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Solution

The fourth proportional to 51,250.91, 70,726.37 and 28,589.33 is: 39,453.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,250.91 : 70,726.37 = 28,589.33 : x
  2. Step 2: Convert to fraction form
    51,250.91/70,726.37 = 28,589.33/x
  3. Step 3: Cross multiply
    51,250.91x = 70,726.37 × 28,589.33
  4. Step 4: Simplify right side
    51,250.91x = 2,022,019,531.63
  5. Step 5: Solve for x
    x = 2,022,019,531.63/51,250.91
  6. Step 6: Final answer
    x = 39,453.34

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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.