Home / 156,359.87-234,537.57-38,031.42

Finding the Fourth Proportional to 156,359.87, 234,537.57 and 38,031.42

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Solution

The fourth proportional to 156,359.87, 234,537.57 and 38,031.42 is: 57,046.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,359.87 : 234,537.57 = 38,031.42 : x
  2. Step 2: Convert to fraction form
    156,359.87/234,537.57 = 38,031.42/x
  3. Step 3: Cross multiply
    156,359.87x = 234,537.57 × 38,031.42
  4. Step 4: Simplify right side
    156,359.87x = 8,919,796,830.45
  5. Step 5: Solve for x
    x = 8,919,796,830.45/156,359.87
  6. Step 6: Final answer
    x = 57,046.59

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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.