Home / 156,919.04-235,376.50-38,591.41

Finding the Fourth Proportional to 156,919.04, 235,376.50 and 38,591.41

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Solution

The fourth proportional to 156,919.04, 235,376.50 and 38,591.41 is: 57,886.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,919.04 : 235,376.50 = 38,591.41 : x
  2. Step 2: Convert to fraction form
    156,919.04/235,376.50 = 38,591.41/x
  3. Step 3: Cross multiply
    156,919.04x = 235,376.50 × 38,591.41
  4. Step 4: Simplify right side
    156,919.04x = 9,083,511,015.87
  5. Step 5: Solve for x
    x = 9,083,511,015.87/156,919.04
  6. Step 6: Final answer
    x = 57,886.61

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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.