Home / 156,358.89-234,536.38-38,030.31

Finding the Fourth Proportional to 156,358.89, 234,536.38 and 38,030.31

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Solution

The fourth proportional to 156,358.89, 234,536.38 and 38,030.31 is: 57,044.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,358.89 : 234,536.38 = 38,030.31 : x
  2. Step 2: Convert to fraction form
    156,358.89/234,536.38 = 38,030.31/x
  3. Step 3: Cross multiply
    156,358.89x = 234,536.38 × 38,030.31
  4. Step 4: Simplify right side
    156,358.89x = 8,919,491,142.60
  5. Step 5: Solve for x
    x = 8,919,491,142.60/156,358.89
  6. Step 6: Final answer
    x = 57,044.99

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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.