Home / 236,929.89-326,751.53-196,579.74

Finding the Fourth Proportional to 236,929.89, 326,751.53 and 196,579.74

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Solution

The fourth proportional to 236,929.89, 326,751.53 and 196,579.74 is: 271,104.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,929.89 : 326,751.53 = 196,579.74 : x
  2. Step 2: Convert to fraction form
    236,929.89/326,751.53 = 196,579.74/x
  3. Step 3: Cross multiply
    236,929.89x = 326,751.53 × 196,579.74
  4. Step 4: Simplify right side
    236,929.89x = 64,232,729,829.10
  5. Step 5: Solve for x
    x = 64,232,729,829.10/236,929.89
  6. Step 6: Final answer
    x = 271,104.38

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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.