Home / 234,779.78-323,996.09-132,803.06

Finding the Fourth Proportional to 234,779.78, 323,996.09 and 132,803.06

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Solution

The fourth proportional to 234,779.78, 323,996.09 and 132,803.06 is: 183,268.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,779.78 : 323,996.09 = 132,803.06 : x
  2. Step 2: Convert to fraction form
    234,779.78/323,996.09 = 132,803.06/x
  3. Step 3: Cross multiply
    234,779.78x = 323,996.09 × 132,803.06
  4. Step 4: Simplify right side
    234,779.78x = 43,027,669,896.04
  5. Step 5: Solve for x
    x = 43,027,669,896.04/234,779.78
  6. Step 6: Final answer
    x = 183,268.21

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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.