Home / 150,548.39-207,235.32-130,121.14

Finding the Fourth Proportional to 150,548.39, 207,235.32 and 130,121.14

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Solution

The fourth proportional to 150,548.39, 207,235.32 and 130,121.14 is: 179,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,548.39 : 207,235.32 = 130,121.14 : x
  2. Step 2: Convert to fraction form
    150,548.39/207,235.32 = 130,121.14/x
  3. Step 3: Cross multiply
    150,548.39x = 207,235.32 × 130,121.14
  4. Step 4: Simplify right side
    150,548.39x = 26,965,695,050.49
  5. Step 5: Solve for x
    x = 26,965,695,050.49/150,548.39
  6. Step 6: Final answer
    x = 179,116.46

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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.