Home / 229,936.24-317,308.76-129,334

Finding the Fourth Proportional to 229,936.24, 317,308.76 and 129,334

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Solution

The fourth proportional to 229,936.24, 317,308.76 and 129,334 is: 178,479.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,936.24 : 317,308.76 = 129,334 : x
  2. Step 2: Convert to fraction form
    229,936.24/317,308.76 = 129,334/x
  3. Step 3: Cross multiply
    229,936.24x = 317,308.76 × 129,334
  4. Step 4: Simplify right side
    229,936.24x = 41,038,811,165.84
  5. Step 5: Solve for x
    x = 41,038,811,165.84/229,936.24
  6. Step 6: Final answer
    x = 178,479.09

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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.