Home / 82,531.85-123,783.99-23,352.86

Finding the Fourth Proportional to 82,531.85, 123,783.99 and 23,352.86

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Solution

The fourth proportional to 82,531.85, 123,783.99 and 23,352.86 is: 35,025.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,531.85 : 123,783.99 = 23,352.86 : x
  2. Step 2: Convert to fraction form
    82,531.85/123,783.99 = 23,352.86/x
  3. Step 3: Cross multiply
    82,531.85x = 123,783.99 × 23,352.86
  4. Step 4: Simplify right side
    82,531.85x = 2,890,710,188.71
  5. Step 5: Solve for x
    x = 2,890,710,188.71/82,531.85
  6. Step 6: Final answer
    x = 35,025.39

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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.