Home / 234,623.52-351,881.28-139,880.48

Finding the Fourth Proportional to 234,623.52, 351,881.28 and 139,880.48

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Solution

The fourth proportional to 234,623.52, 351,881.28 and 139,880.48 is: 209,788.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,623.52 : 351,881.28 = 139,880.48 : x
  2. Step 2: Convert to fraction form
    234,623.52/351,881.28 = 139,880.48/x
  3. Step 3: Cross multiply
    234,623.52x = 351,881.28 × 139,880.48
  4. Step 4: Simplify right side
    234,623.52x = 49,221,322,349.41
  5. Step 5: Solve for x
    x = 49,221,322,349.41/234,623.52
  6. Step 6: Final answer
    x = 209,788.53

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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.