Home / 56,073.69-84,110.00-18,636.50

Finding the Fourth Proportional to 56,073.69, 84,110.00 and 18,636.50

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Solution

The fourth proportional to 56,073.69, 84,110.00 and 18,636.50 is: 27,954.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,073.69 : 84,110.00 = 18,636.50 : x
  2. Step 2: Convert to fraction form
    56,073.69/84,110.00 = 18,636.50/x
  3. Step 3: Cross multiply
    56,073.69x = 84,110.00 × 18,636.50
  4. Step 4: Simplify right side
    56,073.69x = 1,567,516,132.09
  5. Step 5: Solve for x
    x = 1,567,516,132.09/56,073.69
  6. Step 6: Final answer
    x = 27,954.57

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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.