Home / 156,918.24-235,375.29-38,590.60

Finding the Fourth Proportional to 156,918.24, 235,375.29 and 38,590.60

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Solution

The fourth proportional to 156,918.24, 235,375.29 and 38,590.60 is: 57,885.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,918.24 : 235,375.29 = 38,590.60 : x
  2. Step 2: Convert to fraction form
    156,918.24/235,375.29 = 38,590.60/x
  3. Step 3: Cross multiply
    156,918.24x = 235,375.29 × 38,590.60
  4. Step 4: Simplify right side
    156,918.24x = 9,083,273,666.27
  5. Step 5: Solve for x
    x = 9,083,273,666.27/156,918.24
  6. Step 6: Final answer
    x = 57,885.39

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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.