Home / 40,007.56-55,178.94-37,324.84

Finding the Fourth Proportional to 40,007.56, 55,178.94 and 37,324.84

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Solution

The fourth proportional to 40,007.56, 55,178.94 and 37,324.84 is: 51,478.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,007.56 : 55,178.94 = 37,324.84 : x
  2. Step 2: Convert to fraction form
    40,007.56/55,178.94 = 37,324.84/x
  3. Step 3: Cross multiply
    40,007.56x = 55,178.94 × 37,324.84
  4. Step 4: Simplify right side
    40,007.56x = 2,059,545,106.87
  5. Step 5: Solve for x
    x = 2,059,545,106.87/40,007.56
  6. Step 6: Final answer
    x = 51,478.90

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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.