Home / 203,881.13-281,355.95-114,457.13

Finding the Fourth Proportional to 203,881.13, 281,355.95 and 114,457.13

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Solution

The fourth proportional to 203,881.13, 281,355.95 and 114,457.13 is: 157,950.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,881.13 : 281,355.95 = 114,457.13 : x
  2. Step 2: Convert to fraction form
    203,881.13/281,355.95 = 114,457.13/x
  3. Step 3: Cross multiply
    203,881.13x = 281,355.95 × 114,457.13
  4. Step 4: Simplify right side
    203,881.13x = 32,203,193,424.79
  5. Step 5: Solve for x
    x = 32,203,193,424.79/203,881.13
  6. Step 6: Final answer
    x = 157,950.83

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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.