Home / 51,567.75-77,364.60-14,631.75

Finding the Fourth Proportional to 51,567.75, 77,364.60 and 14,631.75

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Solution

The fourth proportional to 51,567.75, 77,364.60 and 14,631.75 is: 21,951.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,567.75 : 77,364.60 = 14,631.75 : x
  2. Step 2: Convert to fraction form
    51,567.75/77,364.60 = 14,631.75/x
  3. Step 3: Cross multiply
    51,567.75x = 77,364.60 × 14,631.75
  4. Step 4: Simplify right side
    51,567.75x = 1,131,979,486.05
  5. Step 5: Solve for x
    x = 1,131,979,486.05/51,567.75
  6. Step 6: Final answer
    x = 21,951.31

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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.