Home / 238,458.24-329,080.46-131,032.13

Finding the Fourth Proportional to 238,458.24, 329,080.46 and 131,032.13

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Solution

The fourth proportional to 238,458.24, 329,080.46 and 131,032.13 is: 180,828.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,458.24 : 329,080.46 = 131,032.13 : x
  2. Step 2: Convert to fraction form
    238,458.24/329,080.46 = 131,032.13/x
  3. Step 3: Cross multiply
    238,458.24x = 329,080.46 × 131,032.13
  4. Step 4: Simplify right side
    238,458.24x = 43,120,111,314.62
  5. Step 5: Solve for x
    x = 43,120,111,314.62/238,458.24
  6. Step 6: Final answer
    x = 180,828.77

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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.