Home / 54,510.31-81,764.66-15,066.55

Finding the Fourth Proportional to 54,510.31, 81,764.66 and 15,066.55

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Solution

The fourth proportional to 54,510.31, 81,764.66 and 15,066.55 is: 22,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,510.31 : 81,764.66 = 15,066.55 : x
  2. Step 2: Convert to fraction form
    54,510.31/81,764.66 = 15,066.55/x
  3. Step 3: Cross multiply
    54,510.31x = 81,764.66 × 15,066.55
  4. Step 4: Simplify right side
    54,510.31x = 1,231,911,262.79
  5. Step 5: Solve for x
    x = 1,231,911,262.79/54,510.31
  6. Step 6: Final answer
    x = 22,599.60

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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.