Home / 51,604.75-77,420.09-14,668.75

Finding the Fourth Proportional to 51,604.75, 77,420.09 and 14,668.75

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Solution

The fourth proportional to 51,604.75, 77,420.09 and 14,668.75 is: 22,006.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,604.75 : 77,420.09 = 14,668.75 : x
  2. Step 2: Convert to fraction form
    51,604.75/77,420.09 = 14,668.75/x
  3. Step 3: Cross multiply
    51,604.75x = 77,420.09 × 14,668.75
  4. Step 4: Simplify right side
    51,604.75x = 1,135,655,945.19
  5. Step 5: Solve for x
    x = 1,135,655,945.19/51,604.75
  6. Step 6: Final answer
    x = 22,006.81

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1.5x scale

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.