Home / 51,250.47-76,887.09-15,716.76

Finding the Fourth Proportional to 51,250.47, 76,887.09 and 15,716.76

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Solution

The fourth proportional to 51,250.47, 76,887.09 and 15,716.76 is: 23,578.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,250.47 : 76,887.09 = 15,716.76 : x
  2. Step 2: Convert to fraction form
    51,250.47/76,887.09 = 15,716.76/x
  3. Step 3: Cross multiply
    51,250.47x = 76,887.09 × 15,716.76
  4. Step 4: Simplify right side
    51,250.47x = 1,208,415,940.63
  5. Step 5: Solve for x
    x = 1,208,415,940.63/51,250.47
  6. Step 6: Final answer
    x = 23,578.63

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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.