Home / 83,899.92-115,781.64-46,174.14

Finding the Fourth Proportional to 83,899.92, 115,781.64 and 46,174.14

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Solution

The fourth proportional to 83,899.92, 115,781.64 and 46,174.14 is: 63,720.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,899.92 : 115,781.64 = 46,174.14 : x
  2. Step 2: Convert to fraction form
    83,899.92/115,781.64 = 46,174.14/x
  3. Step 3: Cross multiply
    83,899.92x = 115,781.64 × 46,174.14
  4. Step 4: Simplify right side
    83,899.92x = 5,346,117,654.79
  5. Step 5: Solve for x
    x = 5,346,117,654.79/83,899.92
  6. Step 6: Final answer
    x = 63,720.18

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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.