Home / 47,625.11-71,432.19-12,567.50

Finding the Fourth Proportional to 47,625.11, 71,432.19 and 12,567.50

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Solution

The fourth proportional to 47,625.11, 71,432.19 and 12,567.50 is: 18,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,625.11 : 71,432.19 = 12,567.50 : x
  2. Step 2: Convert to fraction form
    47,625.11/71,432.19 = 12,567.50/x
  3. Step 3: Cross multiply
    47,625.11x = 71,432.19 × 12,567.50
  4. Step 4: Simplify right side
    47,625.11x = 897,723,958.53
  5. Step 5: Solve for x
    x = 897,723,958.53/47,625.11
  6. Step 6: Final answer
    x = 18,849.80

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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.