Home / 182,199.51-251,436.25-100,530.59

Finding the Fourth Proportional to 182,199.51, 251,436.25 and 100,530.59

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Solution

The fourth proportional to 182,199.51, 251,436.25 and 100,530.59 is: 138,732.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,199.51 : 251,436.25 = 100,530.59 : x
  2. Step 2: Convert to fraction form
    182,199.51/251,436.25 = 100,530.59/x
  3. Step 3: Cross multiply
    182,199.51x = 251,436.25 × 100,530.59
  4. Step 4: Simplify right side
    182,199.51x = 25,277,033,302.71
  5. Step 5: Solve for x
    x = 25,277,033,302.71/182,199.51
  6. Step 6: Final answer
    x = 138,732.72

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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.