Home / 150,416.25-207,576.72-82,432.67

Finding the Fourth Proportional to 150,416.25, 207,576.72 and 82,432.67

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Solution

The fourth proportional to 150,416.25, 207,576.72 and 82,432.67 is: 113,758.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,416.25 : 207,576.72 = 82,432.67 : x
  2. Step 2: Convert to fraction form
    150,416.25/207,576.72 = 82,432.67/x
  3. Step 3: Cross multiply
    150,416.25x = 207,576.72 × 82,432.67
  4. Step 4: Simplify right side
    150,416.25x = 17,111,103,563.76
  5. Step 5: Solve for x
    x = 17,111,103,563.76/150,416.25
  6. Step 6: Final answer
    x = 113,758.34

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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.