Home / 150,434.56-207,596.16-83,365.12

Finding the Fourth Proportional to 150,434.56, 207,596.16 and 83,365.12

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Solution

The fourth proportional to 150,434.56, 207,596.16 and 83,365.12 is: 115,041.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,434.56 : 207,596.16 = 83,365.12 : x
  2. Step 2: Convert to fraction form
    150,434.56/207,596.16 = 83,365.12/x
  3. Step 3: Cross multiply
    150,434.56x = 207,596.16 × 83,365.12
  4. Step 4: Simplify right side
    150,434.56x = 17,306,278,789.94
  5. Step 5: Solve for x
    x = 17,306,278,789.94/150,434.56
  6. Step 6: Final answer
    x = 115,041.91

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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.