Home / 150,572.21-207,836.18-96,857.23

Finding the Fourth Proportional to 150,572.21, 207,836.18 and 96,857.23

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Solution

The fourth proportional to 150,572.21, 207,836.18 and 96,857.23 is: 133,692.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,572.21 : 207,836.18 = 96,857.23 : x
  2. Step 2: Convert to fraction form
    150,572.21/207,836.18 = 96,857.23/x
  3. Step 3: Cross multiply
    150,572.21x = 207,836.18 × 96,857.23
  4. Step 4: Simplify right side
    150,572.21x = 20,130,436,926.57
  5. Step 5: Solve for x
    x = 20,130,436,926.57/150,572.21
  6. Step 6: Final answer
    x = 133,692.91

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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.