Home / 273,536.30-410,263.40-86,523.50

Finding the Fourth Proportional to 273,536.30, 410,263.40 and 86,523.50

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Solution

The fourth proportional to 273,536.30, 410,263.40 and 86,523.50 is: 129,772.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,536.30 : 410,263.40 = 86,523.50 : x
  2. Step 2: Convert to fraction form
    273,536.30/410,263.40 = 86,523.50/x
  3. Step 3: Cross multiply
    273,536.30x = 410,263.40 × 86,523.50
  4. Step 4: Simplify right side
    273,536.30x = 35,497,425,289.90
  5. Step 5: Solve for x
    x = 35,497,425,289.90/273,536.30
  6. Step 6: Final answer
    x = 129,772.27

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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.