Home / 150,237.20-207,327.40-82,258.50

Finding the Fourth Proportional to 150,237.20, 207,327.40 and 82,258.50

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Solution

The fourth proportional to 150,237.20, 207,327.40 and 82,258.50 is: 113,516.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,237.20 : 207,327.40 = 82,258.50 : x
  2. Step 2: Convert to fraction form
    150,237.20/207,327.40 = 82,258.50/x
  3. Step 3: Cross multiply
    150,237.20x = 207,327.40 × 82,258.50
  4. Step 4: Simplify right side
    150,237.20x = 17,054,440,932.90
  5. Step 5: Solve for x
    x = 17,054,440,932.90/150,237.20
  6. Step 6: Final answer
    x = 113,516.77

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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.