Home / 165,405.84-228,179.88-98,290.32

Finding the Fourth Proportional to 165,405.84, 228,179.88 and 98,290.32

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Solution

The fourth proportional to 165,405.84, 228,179.88 and 98,290.32 is: 135,593.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,405.84 : 228,179.88 = 98,290.32 : x
  2. Step 2: Convert to fraction form
    165,405.84/228,179.88 = 98,290.32/x
  3. Step 3: Cross multiply
    165,405.84x = 228,179.88 × 98,290.32
  4. Step 4: Simplify right side
    165,405.84x = 22,427,873,422.76
  5. Step 5: Solve for x
    x = 22,427,873,422.76/165,405.84
  6. Step 6: Final answer
    x = 135,593.00

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1.5x scale

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.