Home / 53,430.90-73,735.29-29,556.96

Finding the Fourth Proportional to 53,430.90, 73,735.29 and 29,556.96

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Solution

The fourth proportional to 53,430.90, 73,735.29 and 29,556.96 is: 40,788.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,430.90 : 73,735.29 = 29,556.96 : x
  2. Step 2: Convert to fraction form
    53,430.90/73,735.29 = 29,556.96/x
  3. Step 3: Cross multiply
    53,430.90x = 73,735.29 × 29,556.96
  4. Step 4: Simplify right side
    53,430.90x = 2,179,391,017.12
  5. Step 5: Solve for x
    x = 2,179,391,017.12/53,430.90
  6. Step 6: Final answer
    x = 40,788.96

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