Home / 203,533.28-304,904.64-114,515.36

Finding the Fourth Proportional to 203,533.28, 304,904.64 and 114,515.36

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Solution

The fourth proportional to 203,533.28, 304,904.64 and 114,515.36 is: 171,550.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,533.28 : 304,904.64 = 114,515.36 : x
  2. Step 2: Convert to fraction form
    203,533.28/304,904.64 = 114,515.36/x
  3. Step 3: Cross multiply
    203,533.28x = 304,904.64 × 114,515.36
  4. Step 4: Simplify right side
    203,533.28x = 34,916,264,615.27
  5. Step 5: Solve for x
    x = 34,916,264,615.27/203,533.28
  6. Step 6: Final answer
    x = 171,550.64

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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.