Home / 203,247.58-304,887.16-61,081.76

Finding the Fourth Proportional to 203,247.58, 304,887.16 and 61,081.76

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Solution

The fourth proportional to 203,247.58, 304,887.16 and 61,081.76 is: 91,627.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,247.58 : 304,887.16 = 61,081.76 : x
  2. Step 2: Convert to fraction form
    203,247.58/304,887.16 = 61,081.76/x
  3. Step 3: Cross multiply
    203,247.58x = 304,887.16 × 61,081.76
  4. Step 4: Simplify right side
    203,247.58x = 18,623,044,334.20
  5. Step 5: Solve for x
    x = 18,623,044,334.20/203,247.58
  6. Step 6: Final answer
    x = 91,627.39

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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.