Home / 107,710.26-161,565.48-51,537.18

Finding the Fourth Proportional to 107,710.26, 161,565.48 and 51,537.18

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Solution

The fourth proportional to 107,710.26, 161,565.48 and 51,537.18 is: 77,305.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,710.26 : 161,565.48 = 51,537.18 : x
  2. Step 2: Convert to fraction form
    107,710.26/161,565.48 = 51,537.18/x
  3. Step 3: Cross multiply
    107,710.26x = 161,565.48 × 51,537.18
  4. Step 4: Simplify right side
    107,710.26x = 8,326,629,224.55
  5. Step 5: Solve for x
    x = 8,326,629,224.55/107,710.26
  6. Step 6: Final answer
    x = 77,305.81

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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.