Home / 234,688.62-323,868.53-127,258.47

Finding the Fourth Proportional to 234,688.62, 323,868.53 and 127,258.47

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Solution

The fourth proportional to 234,688.62, 323,868.53 and 127,258.47 is: 175,615.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,688.62 : 323,868.53 = 127,258.47 : x
  2. Step 2: Convert to fraction form
    234,688.62/323,868.53 = 127,258.47/x
  3. Step 3: Cross multiply
    234,688.62x = 323,868.53 × 127,258.47
  4. Step 4: Simplify right side
    234,688.62x = 41,215,012,972.66
  5. Step 5: Solve for x
    x = 41,215,012,972.66/234,688.62
  6. Step 6: Final answer
    x = 175,615.73

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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.