Home / 185,891.36-256,529.59-101,008.43

Finding the Fourth Proportional to 185,891.36, 256,529.59 and 101,008.43

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Solution

The fourth proportional to 185,891.36, 256,529.59 and 101,008.43 is: 139,391.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,891.36 : 256,529.59 = 101,008.43 : x
  2. Step 2: Convert to fraction form
    185,891.36/256,529.59 = 101,008.43/x
  3. Step 3: Cross multiply
    185,891.36x = 256,529.59 × 101,008.43
  4. Step 4: Simplify right side
    185,891.36x = 25,911,651,134.44
  5. Step 5: Solve for x
    x = 25,911,651,134.44/185,891.36
  6. Step 6: Final answer
    x = 139,391.37

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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.