Home / 49,592.25-74,388.78-18,427.50

Finding the Fourth Proportional to 49,592.25, 74,388.78 and 18,427.50

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Solution

The fourth proportional to 49,592.25, 74,388.78 and 18,427.50 is: 27,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,592.25 : 74,388.78 = 18,427.50 : x
  2. Step 2: Convert to fraction form
    49,592.25/74,388.78 = 18,427.50/x
  3. Step 3: Cross multiply
    49,592.25x = 74,388.78 × 18,427.50
  4. Step 4: Simplify right side
    49,592.25x = 1,370,799,243.45
  5. Step 5: Solve for x
    x = 1,370,799,243.45/49,592.25
  6. Step 6: Final answer
    x = 27,641.40

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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.