Home / 234,285.30-323,226.72-153,757.53

Finding the Fourth Proportional to 234,285.30, 323,226.72 and 153,757.53

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Solution

The fourth proportional to 234,285.30, 323,226.72 and 153,757.53 is: 212,128.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,285.30 : 323,226.72 = 153,757.53 : x
  2. Step 2: Convert to fraction form
    234,285.30/323,226.72 = 153,757.53/x
  3. Step 3: Cross multiply
    234,285.30x = 323,226.72 × 153,757.53
  4. Step 4: Simplify right side
    234,285.30x = 49,698,542,097.20
  5. Step 5: Solve for x
    x = 49,698,542,097.20/234,285.30
  6. Step 6: Final answer
    x = 212,128.30

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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.