Home / 37,749.62-56,631.72-20,239.04

Finding the Fourth Proportional to 37,749.62, 56,631.72 and 20,239.04

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Solution

The fourth proportional to 37,749.62, 56,631.72 and 20,239.04 is: 30,362.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,749.62 : 56,631.72 = 20,239.04 : x
  2. Step 2: Convert to fraction form
    37,749.62/56,631.72 = 20,239.04/x
  3. Step 3: Cross multiply
    37,749.62x = 56,631.72 × 20,239.04
  4. Step 4: Simplify right side
    37,749.62x = 1,146,171,646.35
  5. Step 5: Solve for x
    x = 1,146,171,646.35/37,749.62
  6. Step 6: Final answer
    x = 30,362.47

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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.