Home / 239,005.39-329,825.64-131,577.25

Finding the Fourth Proportional to 239,005.39, 329,825.64 and 131,577.25

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Solution

The fourth proportional to 239,005.39, 329,825.64 and 131,577.25 is: 181,575.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,005.39 : 329,825.64 = 131,577.25 : x
  2. Step 2: Convert to fraction form
    239,005.39/329,825.64 = 131,577.25/x
  3. Step 3: Cross multiply
    239,005.39x = 329,825.64 × 131,577.25
  4. Step 4: Simplify right side
    239,005.39x = 43,397,550,690.69
  5. Step 5: Solve for x
    x = 43,397,550,690.69/239,005.39
  6. Step 6: Final answer
    x = 181,575.62

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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.