Home / 30,586.05-45,824.40-25,009.20

Finding the Fourth Proportional to 30,586.05, 45,824.40 and 25,009.20

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Solution

The fourth proportional to 30,586.05, 45,824.40 and 25,009.20 is: 37,469.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,586.05 : 45,824.40 = 25,009.20 : x
  2. Step 2: Convert to fraction form
    30,586.05/45,824.40 = 25,009.20/x
  3. Step 3: Cross multiply
    30,586.05x = 45,824.40 × 25,009.20
  4. Step 4: Simplify right side
    30,586.05x = 1,146,031,584.48
  5. Step 5: Solve for x
    x = 1,146,031,584.48/30,586.05
  6. Step 6: Final answer
    x = 37,469.09

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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.