Home / 51,972.09-71,716.44-29,314.63

Finding the Fourth Proportional to 51,972.09, 71,716.44 and 29,314.63

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Solution

The fourth proportional to 51,972.09, 71,716.44 and 29,314.63 is: 40,451.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,972.09 : 71,716.44 = 29,314.63 : x
  2. Step 2: Convert to fraction form
    51,972.09/71,716.44 = 29,314.63/x
  3. Step 3: Cross multiply
    51,972.09x = 71,716.44 × 29,314.63
  4. Step 4: Simplify right side
    51,972.09x = 2,102,340,903.52
  5. Step 5: Solve for x
    x = 2,102,340,903.52/51,972.09
  6. Step 6: Final answer
    x = 40,451.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.