Home / 236,304.78-326,162.61-134,389.86

Finding the Fourth Proportional to 236,304.78, 326,162.61 and 134,389.86

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Solution

The fourth proportional to 236,304.78, 326,162.61 and 134,389.86 is: 185,493.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,304.78 : 326,162.61 = 134,389.86 : x
  2. Step 2: Convert to fraction form
    236,304.78/326,162.61 = 134,389.86/x
  3. Step 3: Cross multiply
    236,304.78x = 326,162.61 × 134,389.86
  4. Step 4: Simplify right side
    236,304.78x = 43,832,947,495.13
  5. Step 5: Solve for x
    x = 43,832,947,495.13/236,304.78
  6. Step 6: Final answer
    x = 185,493.27

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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.