Home / 204,381.40-306,572.10-186,010.60

Finding the Fourth Proportional to 204,381.40, 306,572.10 and 186,010.60

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Solution

The fourth proportional to 204,381.40, 306,572.10 and 186,010.60 is: 279,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,381.40 : 306,572.10 = 186,010.60 : x
  2. Step 2: Convert to fraction form
    204,381.40/306,572.10 = 186,010.60/x
  3. Step 3: Cross multiply
    204,381.40x = 306,572.10 × 186,010.60
  4. Step 4: Simplify right side
    204,381.40x = 57,025,660,264.26
  5. Step 5: Solve for x
    x = 57,025,660,264.26/204,381.40
  6. Step 6: Final answer
    x = 279,015.90

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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.