Home / 156,026.20-234,039.30-93,040.60

Finding the Fourth Proportional to 156,026.20, 234,039.30 and 93,040.60

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Solution

The fourth proportional to 156,026.20, 234,039.30 and 93,040.60 is: 139,560.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,026.20 : 234,039.30 = 93,040.60 : x
  2. Step 2: Convert to fraction form
    156,026.20/234,039.30 = 93,040.60/x
  3. Step 3: Cross multiply
    156,026.20x = 234,039.30 × 93,040.60
  4. Step 4: Simplify right side
    156,026.20x = 21,775,156,895.58
  5. Step 5: Solve for x
    x = 21,775,156,895.58/156,026.20
  6. Step 6: Final answer
    x = 139,560.90

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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.