Home / 150,550.39-207,238.08-130,123.14

Finding the Fourth Proportional to 150,550.39, 207,238.08 and 130,123.14

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Solution

The fourth proportional to 150,550.39, 207,238.08 and 130,123.14 is: 179,119.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,550.39 : 207,238.08 = 130,123.14 : x
  2. Step 2: Convert to fraction form
    150,550.39/207,238.08 = 130,123.14/x
  3. Step 3: Cross multiply
    150,550.39x = 207,238.08 × 130,123.14
  4. Step 4: Simplify right side
    150,550.39x = 26,966,469,697.17
  5. Step 5: Solve for x
    x = 26,966,469,697.17/150,550.39
  6. Step 6: Final answer
    x = 179,119.23

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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.