Home / 205,459.64-283,540.35-114,815.81

Finding the Fourth Proportional to 205,459.64, 283,540.35 and 114,815.81

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Solution

The fourth proportional to 205,459.64, 283,540.35 and 114,815.81 is: 158,449.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,459.64 : 283,540.35 = 114,815.81 : x
  2. Step 2: Convert to fraction form
    205,459.64/283,540.35 = 114,815.81/x
  3. Step 3: Cross multiply
    205,459.64x = 283,540.35 × 114,815.81
  4. Step 4: Simplify right side
    205,459.64x = 32,554,913,535.23
  5. Step 5: Solve for x
    x = 32,554,913,535.23/205,459.64
  6. Step 6: Final answer
    x = 158,449.19

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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.