Home / 100,201.21-150,318.20-47,592.92

Finding the Fourth Proportional to 100,201.21, 150,318.20 and 47,592.92

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Solution

The fourth proportional to 100,201.21, 150,318.20 and 47,592.92 is: 71,397.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,201.21 : 150,318.20 = 47,592.92 : x
  2. Step 2: Convert to fraction form
    100,201.21/150,318.20 = 47,592.92/x
  3. Step 3: Cross multiply
    100,201.21x = 150,318.20 × 47,592.92
  4. Step 4: Simplify right side
    100,201.21x = 7,154,082,561.92
  5. Step 5: Solve for x
    x = 7,154,082,561.92/100,201.21
  6. Step 6: Final answer
    x = 71,397.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.