Home / 238,859.13-329,587.96-136,864.97

Finding the Fourth Proportional to 238,859.13, 329,587.96 and 136,864.97

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Solution

The fourth proportional to 238,859.13, 329,587.96 and 136,864.97 is: 188,852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,859.13 : 329,587.96 = 136,864.97 : x
  2. Step 2: Convert to fraction form
    238,859.13/329,587.96 = 136,864.97/x
  3. Step 3: Cross multiply
    238,859.13x = 329,587.96 × 136,864.97
  4. Step 4: Simplify right side
    238,859.13x = 45,109,045,218.20
  5. Step 5: Solve for x
    x = 45,109,045,218.20/238,859.13
  6. Step 6: Final answer
    x = 188,852.09

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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.