Home / 54,598.49-81,898.20-15,158.68

Finding the Fourth Proportional to 54,598.49, 81,898.20 and 15,158.68

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Solution

The fourth proportional to 54,598.49, 81,898.20 and 15,158.68 is: 22,738.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,598.49 : 81,898.20 = 15,158.68 : x
  2. Step 2: Convert to fraction form
    54,598.49/81,898.20 = 15,158.68/x
  3. Step 3: Cross multiply
    54,598.49x = 81,898.20 × 15,158.68
  4. Step 4: Simplify right side
    54,598.49x = 1,241,468,862.31
  5. Step 5: Solve for x
    x = 1,241,468,862.31/54,598.49
  6. Step 6: Final answer
    x = 22,738.15

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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.