Home / 51,406.60-77,027.10-29,153.80

Finding the Fourth Proportional to 51,406.60, 77,027.10 and 29,153.80

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Solution

The fourth proportional to 51,406.60, 77,027.10 and 29,153.80 is: 43,683.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,406.60 : 77,027.10 = 29,153.80 : x
  2. Step 2: Convert to fraction form
    51,406.60/77,027.10 = 29,153.80/x
  3. Step 3: Cross multiply
    51,406.60x = 77,027.10 × 29,153.80
  4. Step 4: Simplify right side
    51,406.60x = 2,245,632,667.98
  5. Step 5: Solve for x
    x = 2,245,632,667.98/51,406.60
  6. Step 6: Final answer
    x = 43,683.74

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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.