Home / 156,948.24-235,420.29-38,620.60

Finding the Fourth Proportional to 156,948.24, 235,420.29 and 38,620.60

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Solution

The fourth proportional to 156,948.24, 235,420.29 and 38,620.60 is: 57,930.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,948.24 : 235,420.29 = 38,620.60 : x
  2. Step 2: Convert to fraction form
    156,948.24/235,420.29 = 38,620.60/x
  3. Step 3: Cross multiply
    156,948.24x = 235,420.29 × 38,620.60
  4. Step 4: Simplify right side
    156,948.24x = 9,092,072,851.97
  5. Step 5: Solve for x
    x = 9,092,072,851.97/156,948.24
  6. Step 6: Final answer
    x = 57,930.39

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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.