Home / 156,308.54-234,519.30-61,486.37

Finding the Fourth Proportional to 156,308.54, 234,519.30 and 61,486.37

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Solution

The fourth proportional to 156,308.54, 234,519.30 and 61,486.37 is: 92,251.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,308.54 : 234,519.30 = 61,486.37 : x
  2. Step 2: Convert to fraction form
    156,308.54/234,519.30 = 61,486.37/x
  3. Step 3: Cross multiply
    156,308.54x = 234,519.30 × 61,486.37
  4. Step 4: Simplify right side
    156,308.54x = 14,419,739,499.21
  5. Step 5: Solve for x
    x = 14,419,739,499.21/156,308.54
  6. Step 6: Final answer
    x = 92,251.77

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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.