Home / 165,397.84-228,313.88-117,251.40

Finding the Fourth Proportional to 165,397.84, 228,313.88 and 117,251.40

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Solution

The fourth proportional to 165,397.84, 228,313.88 and 117,251.40 is: 161,852.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,397.84 : 228,313.88 = 117,251.40 : x
  2. Step 2: Convert to fraction form
    165,397.84/228,313.88 = 117,251.40/x
  3. Step 3: Cross multiply
    165,397.84x = 228,313.88 × 117,251.40
  4. Step 4: Simplify right side
    165,397.84x = 26,770,122,069.43
  5. Step 5: Solve for x
    x = 26,770,122,069.43/165,397.84
  6. Step 6: Final answer
    x = 161,852.91

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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.