Home / 107,658.33-161,514.18-51,541.08

Finding the Fourth Proportional to 107,658.33, 161,514.18 and 51,541.08

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Solution

The fourth proportional to 107,658.33, 161,514.18 and 51,541.08 is: 77,324.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,658.33 : 161,514.18 = 51,541.08 : x
  2. Step 2: Convert to fraction form
    107,658.33/161,514.18 = 51,541.08/x
  3. Step 3: Cross multiply
    107,658.33x = 161,514.18 × 51,541.08
  4. Step 4: Simplify right side
    107,658.33x = 8,324,615,272.51
  5. Step 5: Solve for x
    x = 8,324,615,272.51/107,658.33
  6. Step 6: Final answer
    x = 77,324.40

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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.