Home / 51,814.35-77,723.18-14,374.80

Finding the Fourth Proportional to 51,814.35, 77,723.18 and 14,374.80

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Solution

The fourth proportional to 51,814.35, 77,723.18 and 14,374.80 is: 21,562.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,814.35 : 77,723.18 = 14,374.80 : x
  2. Step 2: Convert to fraction form
    51,814.35/77,723.18 = 14,374.80/x
  3. Step 3: Cross multiply
    51,814.35x = 77,723.18 × 14,374.80
  4. Step 4: Simplify right side
    51,814.35x = 1,117,255,167.86
  5. Step 5: Solve for x
    x = 1,117,255,167.86/51,814.35
  6. Step 6: Final answer
    x = 21,562.66

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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.