Home / 236,143.76-325,878.48-134,169.35

Finding the Fourth Proportional to 236,143.76, 325,878.48 and 134,169.35

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Solution

The fourth proportional to 236,143.76, 325,878.48 and 134,169.35 is: 185,153.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,143.76 : 325,878.48 = 134,169.35 : x
  2. Step 2: Convert to fraction form
    236,143.76/325,878.48 = 134,169.35/x
  3. Step 3: Cross multiply
    236,143.76x = 325,878.48 × 134,169.35
  4. Step 4: Simplify right side
    236,143.76x = 43,722,904,655.28
  5. Step 5: Solve for x
    x = 43,722,904,655.28/236,143.76
  6. Step 6: Final answer
    x = 185,153.76

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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.