Home / 238,096.39-328,479.49-136,067.12

Finding the Fourth Proportional to 238,096.39, 328,479.49 and 136,067.12

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Solution

The fourth proportional to 238,096.39, 328,479.49 and 136,067.12 is: 187,719.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,096.39 : 328,479.49 = 136,067.12 : x
  2. Step 2: Convert to fraction form
    238,096.39/328,479.49 = 136,067.12/x
  3. Step 3: Cross multiply
    238,096.39x = 328,479.49 × 136,067.12
  4. Step 4: Simplify right side
    238,096.39x = 44,695,257,362.17
  5. Step 5: Solve for x
    x = 44,695,257,362.17/238,096.39
  6. Step 6: Final answer
    x = 187,719.17

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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.