Home / 203,627.13-305,484.57-61,460.49

Finding the Fourth Proportional to 203,627.13, 305,484.57 and 61,460.49

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Solution

The fourth proportional to 203,627.13, 305,484.57 and 61,460.49 is: 92,203.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,627.13 : 305,484.57 = 61,460.49 : x
  2. Step 2: Convert to fraction form
    203,627.13/305,484.57 = 61,460.49/x
  3. Step 3: Cross multiply
    203,627.13x = 305,484.57 × 61,460.49
  4. Step 4: Simplify right side
    203,627.13x = 18,775,231,359.64
  5. Step 5: Solve for x
    x = 18,775,231,359.64/203,627.13
  6. Step 6: Final answer
    x = 92,203.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.