Home / 227,531.32-313,979.10-125,557.59

Finding the Fourth Proportional to 227,531.32, 313,979.10 and 125,557.59

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Solution

The fourth proportional to 227,531.32, 313,979.10 and 125,557.59 is: 173,261.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,531.32 : 313,979.10 = 125,557.59 : x
  2. Step 2: Convert to fraction form
    227,531.32/313,979.10 = 125,557.59/x
  3. Step 3: Cross multiply
    227,531.32x = 313,979.10 × 125,557.59
  4. Step 4: Simplify right side
    227,531.32x = 39,422,459,106.37
  5. Step 5: Solve for x
    x = 39,422,459,106.37/227,531.32
  6. Step 6: Final answer
    x = 173,261.68

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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.