Home / 54,587.93-81,881.93-15,145.09

Finding the Fourth Proportional to 54,587.93, 81,881.93 and 15,145.09

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Solution

The fourth proportional to 54,587.93, 81,881.93 and 15,145.09 is: 22,717.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,587.93 : 81,881.93 = 15,145.09 : x
  2. Step 2: Convert to fraction form
    54,587.93/81,881.93 = 15,145.09/x
  3. Step 3: Cross multiply
    54,587.93x = 81,881.93 × 15,145.09
  4. Step 4: Simplify right side
    54,587.93x = 1,240,109,032.38
  5. Step 5: Solve for x
    x = 1,240,109,032.38/54,587.93
  6. Step 6: Final answer
    x = 22,717.64

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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.