Home / 156,359.89-234,537.88-38,031.31

Finding the Fourth Proportional to 156,359.89, 234,537.88 and 38,031.31

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Solution

The fourth proportional to 156,359.89, 234,537.88 and 38,031.31 is: 57,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,359.89 : 234,537.88 = 38,031.31 : x
  2. Step 2: Convert to fraction form
    156,359.89/234,537.88 = 38,031.31/x
  3. Step 3: Cross multiply
    156,359.89x = 234,537.88 × 38,031.31
  4. Step 4: Simplify right side
    156,359.89x = 8,919,782,821.02
  5. Step 5: Solve for x
    x = 8,919,782,821.02/156,359.89
  6. Step 6: Final answer
    x = 57,046.49

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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.