Home / 100,450.14-150,678.96-25,572.03

Finding the Fourth Proportional to 100,450.14, 150,678.96 and 25,572.03

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Solution

The fourth proportional to 100,450.14, 150,678.96 and 25,572.03 is: 38,359.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,450.14 : 150,678.96 = 25,572.03 : x
  2. Step 2: Convert to fraction form
    100,450.14/150,678.96 = 25,572.03/x
  3. Step 3: Cross multiply
    100,450.14x = 150,678.96 × 25,572.03
  4. Step 4: Simplify right side
    100,450.14x = 3,853,166,885.49
  5. Step 5: Solve for x
    x = 3,853,166,885.49/100,450.14
  6. Step 6: Final answer
    x = 38,359.00

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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.