Home / 54,402.72-81,596.40-17,461.92

Finding the Fourth Proportional to 54,402.72, 81,596.40 and 17,461.92

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Solution

The fourth proportional to 54,402.72, 81,596.40 and 17,461.92 is: 26,190.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,402.72 : 81,596.40 = 17,461.92 : x
  2. Step 2: Convert to fraction form
    54,402.72/81,596.40 = 17,461.92/x
  3. Step 3: Cross multiply
    54,402.72x = 81,596.40 × 17,461.92
  4. Step 4: Simplify right side
    54,402.72x = 1,424,829,809.09
  5. Step 5: Solve for x
    x = 1,424,829,809.09/54,402.72
  6. Step 6: Final answer
    x = 26,190.41

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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.