Home / 100,325.14-150,487.99-25,445.34

Finding the Fourth Proportional to 100,325.14, 150,487.99 and 25,445.34

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Solution

The fourth proportional to 100,325.14, 150,487.99 and 25,445.34 is: 38,168.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,325.14 : 150,487.99 = 25,445.34 : x
  2. Step 2: Convert to fraction form
    100,325.14/150,487.99 = 25,445.34/x
  3. Step 3: Cross multiply
    100,325.14x = 150,487.99 × 25,445.34
  4. Step 4: Simplify right side
    100,325.14x = 3,829,218,007.85
  5. Step 5: Solve for x
    x = 3,829,218,007.85/100,325.14
  6. Step 6: Final answer
    x = 38,168.08

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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.