Home / 270,634.74-406,003.14-83,602.50

Finding the Fourth Proportional to 270,634.74, 406,003.14 and 83,602.50

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Solution

The fourth proportional to 270,634.74, 406,003.14 and 83,602.50 is: 125,419.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,634.74 : 406,003.14 = 83,602.50 : x
  2. Step 2: Convert to fraction form
    270,634.74/406,003.14 = 83,602.50/x
  3. Step 3: Cross multiply
    270,634.74x = 406,003.14 × 83,602.50
  4. Step 4: Simplify right side
    270,634.74x = 33,942,877,511.85
  5. Step 5: Solve for x
    x = 33,942,877,511.85/270,634.74
  6. Step 6: Final answer
    x = 125,419.51

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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.