Home / 43,788.56-65,689.40-14,196.56

Finding the Fourth Proportional to 43,788.56, 65,689.40 and 14,196.56

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Solution

The fourth proportional to 43,788.56, 65,689.40 and 14,196.56 is: 21,296.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,788.56 : 65,689.40 = 14,196.56 : x
  2. Step 2: Convert to fraction form
    43,788.56/65,689.40 = 14,196.56/x
  3. Step 3: Cross multiply
    43,788.56x = 65,689.40 × 14,196.56
  4. Step 4: Simplify right side
    43,788.56x = 932,563,508.46
  5. Step 5: Solve for x
    x = 932,563,508.46/43,788.56
  6. Step 6: Final answer
    x = 21,296.97

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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.