Home / 30,204.52-41,683.14-18,270.04

Finding the Fourth Proportional to 30,204.52, 41,683.14 and 18,270.04

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Solution

The fourth proportional to 30,204.52, 41,683.14 and 18,270.04 is: 25,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,204.52 : 41,683.14 = 18,270.04 : x
  2. Step 2: Convert to fraction form
    30,204.52/41,683.14 = 18,270.04/x
  3. Step 3: Cross multiply
    30,204.52x = 41,683.14 × 18,270.04
  4. Step 4: Simplify right side
    30,204.52x = 761,552,635.13
  5. Step 5: Solve for x
    x = 761,552,635.13/30,204.52
  6. Step 6: Final answer
    x = 25,213.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.