Home / 45,563.99-68,348.06-13,971.74

Finding the Fourth Proportional to 45,563.99, 68,348.06 and 13,971.74

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Solution

The fourth proportional to 45,563.99, 68,348.06 and 13,971.74 is: 20,958.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,563.99 : 68,348.06 = 13,971.74 : x
  2. Step 2: Convert to fraction form
    45,563.99/68,348.06 = 13,971.74/x
  3. Step 3: Cross multiply
    45,563.99x = 68,348.06 × 13,971.74
  4. Step 4: Simplify right side
    45,563.99x = 954,941,253.97
  5. Step 5: Solve for x
    x = 954,941,253.97/45,563.99
  6. Step 6: Final answer
    x = 20,958.24

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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.