Home / 54,569.59-81,846.28-15,122.59

Finding the Fourth Proportional to 54,569.59, 81,846.28 and 15,122.59

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Solution

The fourth proportional to 54,569.59, 81,846.28 and 15,122.59 is: 22,681.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,569.59 : 81,846.28 = 15,122.59 : x
  2. Step 2: Convert to fraction form
    54,569.59/81,846.28 = 15,122.59/x
  3. Step 3: Cross multiply
    54,569.59x = 81,846.28 × 15,122.59
  4. Step 4: Simplify right side
    54,569.59x = 1,237,727,735.47
  5. Step 5: Solve for x
    x = 1,237,727,735.47/54,569.59
  6. Step 6: Final answer
    x = 22,681.64

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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.