Home / 203,887.13-281,364.24-114,463.13

Finding the Fourth Proportional to 203,887.13, 281,364.24 and 114,463.13

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Solution

The fourth proportional to 203,887.13, 281,364.24 and 114,463.13 is: 157,959.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,887.13 : 281,364.24 = 114,463.13 : x
  2. Step 2: Convert to fraction form
    203,887.13/281,364.24 = 114,463.13/x
  3. Step 3: Cross multiply
    203,887.13x = 281,364.24 × 114,463.13
  4. Step 4: Simplify right side
    203,887.13x = 32,205,831,580.47
  5. Step 5: Solve for x
    x = 32,205,831,580.47/203,887.13
  6. Step 6: Final answer
    x = 157,959.12

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1.5x scale

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.