Home / 182,198.51-251,434.87-100,529.58

Finding the Fourth Proportional to 182,198.51, 251,434.87 and 100,529.58

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Solution

The fourth proportional to 182,198.51, 251,434.87 and 100,529.58 is: 138,731.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,198.51 : 251,434.87 = 100,529.58 : x
  2. Step 2: Convert to fraction form
    182,198.51/251,434.87 = 100,529.58/x
  3. Step 3: Cross multiply
    182,198.51x = 251,434.87 × 100,529.58
  4. Step 4: Simplify right side
    182,198.51x = 25,276,642,570.01
  5. Step 5: Solve for x
    x = 25,276,642,570.01/182,198.51
  6. Step 6: Final answer
    x = 138,731.34

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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.