Home / 51,430.60-77,151.90-16,373.80

Finding the Fourth Proportional to 51,430.60, 77,151.90 and 16,373.80

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Solution

The fourth proportional to 51,430.60, 77,151.90 and 16,373.80 is: 24,562.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,430.60 : 77,151.90 = 16,373.80 : x
  2. Step 2: Convert to fraction form
    51,430.60/77,151.90 = 16,373.80/x
  3. Step 3: Cross multiply
    51,430.60x = 77,151.90 × 16,373.80
  4. Step 4: Simplify right side
    51,430.60x = 1,263,269,780.22
  5. Step 5: Solve for x
    x = 1,263,269,780.22/51,430.60
  6. Step 6: Final answer
    x = 24,562.61

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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.