Home / 273,538.05-410,266.04-86,525.25

Finding the Fourth Proportional to 273,538.05, 410,266.04 and 86,525.25

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Solution

The fourth proportional to 273,538.05, 410,266.04 and 86,525.25 is: 129,774.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,538.05 : 410,266.04 = 86,525.25 : x
  2. Step 2: Convert to fraction form
    273,538.05/410,266.04 = 86,525.25/x
  3. Step 3: Cross multiply
    273,538.05x = 410,266.04 × 86,525.25
  4. Step 4: Simplify right side
    273,538.05x = 35,498,371,244.88
  5. Step 5: Solve for x
    x = 35,498,371,244.88/273,538.05
  6. Step 6: Final answer
    x = 129,774.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.