Home / 286,264.11-395,036.96-158,936.43

Finding the Fourth Proportional to 286,264.11, 395,036.96 and 158,936.43

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Solution

The fourth proportional to 286,264.11, 395,036.96 and 158,936.43 is: 219,328.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,264.11 : 395,036.96 = 158,936.43 : x
  2. Step 2: Convert to fraction form
    286,264.11/395,036.96 = 158,936.43/x
  3. Step 3: Cross multiply
    286,264.11x = 395,036.96 × 158,936.43
  4. Step 4: Simplify right side
    286,264.11x = 62,785,763,345.77
  5. Step 5: Solve for x
    x = 62,785,763,345.77/286,264.11
  6. Step 6: Final answer
    x = 219,328.10

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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.