Home / 54,537.72-81,808.36-15,091.52

Finding the Fourth Proportional to 54,537.72, 81,808.36 and 15,091.52

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Solution

The fourth proportional to 54,537.72, 81,808.36 and 15,091.52 is: 22,637.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,537.72 : 81,808.36 = 15,091.52 : x
  2. Step 2: Convert to fraction form
    54,537.72/81,808.36 = 15,091.52/x
  3. Step 3: Cross multiply
    54,537.72x = 81,808.36 × 15,091.52
  4. Step 4: Simplify right side
    54,537.72x = 1,234,612,501.11
  5. Step 5: Solve for x
    x = 1,234,612,501.11/54,537.72
  6. Step 6: Final answer
    x = 22,637.77

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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.