Home / 161,788.11-223,268.34-93,845.31

Finding the Fourth Proportional to 161,788.11, 223,268.34 and 93,845.31

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Solution

The fourth proportional to 161,788.11, 223,268.34 and 93,845.31 is: 129,506.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,788.11 : 223,268.34 = 93,845.31 : x
  2. Step 2: Convert to fraction form
    161,788.11/223,268.34 = 93,845.31/x
  3. Step 3: Cross multiply
    161,788.11x = 223,268.34 × 93,845.31
  4. Step 4: Simplify right side
    161,788.11x = 20,952,686,580.49
  5. Step 5: Solve for x
    x = 20,952,686,580.49/161,788.11
  6. Step 6: Final answer
    x = 129,506.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.