Home / 208,984.56-288,487-141,093.50

Finding the Fourth Proportional to 208,984.56, 288,487 and 141,093.50

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Solution

The fourth proportional to 208,984.56, 288,487 and 141,093.50 is: 194,768.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,984.56 : 288,487 = 141,093.50 : x
  2. Step 2: Convert to fraction form
    208,984.56/288,487 = 141,093.50/x
  3. Step 3: Cross multiply
    208,984.56x = 288,487 × 141,093.50
  4. Step 4: Simplify right side
    208,984.56x = 40,703,640,534.50
  5. Step 5: Solve for x
    x = 40,703,640,534.50/208,984.56
  6. Step 6: Final answer
    x = 194,768.65

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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.