Home / 234,784.76-323,805.90-154,150.52

Finding the Fourth Proportional to 234,784.76, 323,805.90 and 154,150.52

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Solution

The fourth proportional to 234,784.76, 323,805.90 and 154,150.52 is: 212,598.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,784.76 : 323,805.90 = 154,150.52 : x
  2. Step 2: Convert to fraction form
    234,784.76/323,805.90 = 154,150.52/x
  3. Step 3: Cross multiply
    234,784.76x = 323,805.90 × 154,150.52
  4. Step 4: Simplify right side
    234,784.76x = 49,914,847,864.07
  5. Step 5: Solve for x
    x = 49,914,847,864.07/234,784.76
  6. Step 6: Final answer
    x = 212,598.33

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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.