Home / 150,212.34-207,072.18-114,339.87

Finding the Fourth Proportional to 150,212.34, 207,072.18 and 114,339.87

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Solution

The fourth proportional to 150,212.34, 207,072.18 and 114,339.87 is: 157,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,212.34 : 207,072.18 = 114,339.87 : x
  2. Step 2: Convert to fraction form
    150,212.34/207,072.18 = 114,339.87/x
  3. Step 3: Cross multiply
    150,212.34x = 207,072.18 × 114,339.87
  4. Step 4: Simplify right side
    150,212.34x = 23,676,606,141.82
  5. Step 5: Solve for x
    x = 23,676,606,141.82/150,212.34
  6. Step 6: Final answer
    x = 157,620.91

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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.