Home / 55,257.49-82,887.03-15,814.63

Finding the Fourth Proportional to 55,257.49, 82,887.03 and 15,814.63

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Solution

The fourth proportional to 55,257.49, 82,887.03 and 15,814.63 is: 23,722.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,257.49 : 82,887.03 = 15,814.63 : x
  2. Step 2: Convert to fraction form
    55,257.49/82,887.03 = 15,814.63/x
  3. Step 3: Cross multiply
    55,257.49x = 82,887.03 × 15,814.63
  4. Step 4: Simplify right side
    55,257.49x = 1,310,827,711.25
  5. Step 5: Solve for x
    x = 1,310,827,711.25/55,257.49
  6. Step 6: Final answer
    x = 23,722.17

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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.