Home / 54,575.51-81,862.95-15,132.47

Finding the Fourth Proportional to 54,575.51, 81,862.95 and 15,132.47

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Solution

The fourth proportional to 54,575.51, 81,862.95 and 15,132.47 is: 22,698.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,575.51 : 81,862.95 = 15,132.47 : x
  2. Step 2: Convert to fraction form
    54,575.51/81,862.95 = 15,132.47/x
  3. Step 3: Cross multiply
    54,575.51x = 81,862.95 × 15,132.47
  4. Step 4: Simplify right side
    54,575.51x = 1,238,788,634.99
  5. Step 5: Solve for x
    x = 1,238,788,634.99/54,575.51
  6. Step 6: Final answer
    x = 22,698.62

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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.