Home / 203,839.14-305,783.02-98,582.47

Finding the Fourth Proportional to 203,839.14, 305,783.02 and 98,582.47

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Solution

The fourth proportional to 203,839.14, 305,783.02 and 98,582.47 is: 147,885.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,839.14 : 305,783.02 = 98,582.47 : x
  2. Step 2: Convert to fraction form
    203,839.14/305,783.02 = 98,582.47/x
  3. Step 3: Cross multiply
    203,839.14x = 305,783.02 × 98,582.47
  4. Step 4: Simplify right side
    203,839.14x = 30,144,845,149.20
  5. Step 5: Solve for x
    x = 30,144,845,149.20/203,839.14
  6. Step 6: Final answer
    x = 147,885.46

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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.