Home / 54,781.26-75,596.60-30,910.16

Finding the Fourth Proportional to 54,781.26, 75,596.60 and 30,910.16

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Solution

The fourth proportional to 54,781.26, 75,596.60 and 30,910.16 is: 42,655.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,781.26 : 75,596.60 = 30,910.16 : x
  2. Step 2: Convert to fraction form
    54,781.26/75,596.60 = 30,910.16/x
  3. Step 3: Cross multiply
    54,781.26x = 75,596.60 × 30,910.16
  4. Step 4: Simplify right side
    54,781.26x = 2,336,702,623.47
  5. Step 5: Solve for x
    x = 2,336,702,623.47/54,781.26
  6. Step 6: Final answer
    x = 42,655.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.