Home / 234,189.30-323,094.78-153,661.53

Finding the Fourth Proportional to 234,189.30, 323,094.78 and 153,661.53

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Solution

The fourth proportional to 234,189.30, 323,094.78 and 153,661.53 is: 211,996.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,189.30 : 323,094.78 = 153,661.53 : x
  2. Step 2: Convert to fraction form
    234,189.30/323,094.78 = 153,661.53/x
  3. Step 3: Cross multiply
    234,189.30x = 323,094.78 × 153,661.53
  4. Step 4: Simplify right side
    234,189.30x = 49,647,238,229.81
  5. Step 5: Solve for x
    x = 49,647,238,229.81/234,189.30
  6. Step 6: Final answer
    x = 211,996.19

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1.5x scale

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.