Home / 76,329.14-114,471.83-25,722.63

Finding the Fourth Proportional to 76,329.14, 114,471.83 and 25,722.63

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Solution

The fourth proportional to 76,329.14, 114,471.83 and 25,722.63 is: 38,576.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,329.14 : 114,471.83 = 25,722.63 : x
  2. Step 2: Convert to fraction form
    76,329.14/114,471.83 = 25,722.63/x
  3. Step 3: Cross multiply
    76,329.14x = 114,471.83 × 25,722.63
  4. Step 4: Simplify right side
    76,329.14x = 2,944,516,592.82
  5. Step 5: Solve for x
    x = 2,944,516,592.82/76,329.14
  6. Step 6: Final answer
    x = 38,576.57

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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.