Home / 238,039.50-328,494.51-136,067.17

Finding the Fourth Proportional to 238,039.50, 328,494.51 and 136,067.17

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Solution

The fourth proportional to 238,039.50, 328,494.51 and 136,067.17 is: 187,772.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,039.50 : 328,494.51 = 136,067.17 : x
  2. Step 2: Convert to fraction form
    238,039.50/328,494.51 = 136,067.17/x
  3. Step 3: Cross multiply
    238,039.50x = 328,494.51 × 136,067.17
  4. Step 4: Simplify right side
    238,039.50x = 44,697,317,515.00
  5. Step 5: Solve for x
    x = 44,697,317,515.00/238,039.50
  6. Step 6: Final answer
    x = 187,772.69

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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.