Home / 48,971.64-73,457.46-13,906.74

Finding the Fourth Proportional to 48,971.64, 73,457.46 and 13,906.74

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Solution

The fourth proportional to 48,971.64, 73,457.46 and 13,906.74 is: 20,860.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,971.64 : 73,457.46 = 13,906.74 : x
  2. Step 2: Convert to fraction form
    48,971.64/73,457.46 = 13,906.74/x
  3. Step 3: Cross multiply
    48,971.64x = 73,457.46 × 13,906.74
  4. Step 4: Simplify right side
    48,971.64x = 1,021,553,797.28
  5. Step 5: Solve for x
    x = 1,021,553,797.28/48,971.64
  6. Step 6: Final answer
    x = 20,860.11

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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.