Home / 223,819.41-308,822.90-133,157.66

Finding the Fourth Proportional to 223,819.41, 308,822.90 and 133,157.66

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Solution

The fourth proportional to 223,819.41, 308,822.90 and 133,157.66 is: 183,729.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,819.41 : 308,822.90 = 133,157.66 : x
  2. Step 2: Convert to fraction form
    223,819.41/308,822.90 = 133,157.66/x
  3. Step 3: Cross multiply
    223,819.41x = 308,822.90 × 133,157.66
  4. Step 4: Simplify right side
    223,819.41x = 41,122,132,508.51
  5. Step 5: Solve for x
    x = 41,122,132,508.51/223,819.41
  6. Step 6: Final answer
    x = 183,729.07

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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.