Home / 165,245.35-228,037.98-93,639.06

Finding the Fourth Proportional to 165,245.35, 228,037.98 and 93,639.06

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Solution

The fourth proportional to 165,245.35, 228,037.98 and 93,639.06 is: 129,221.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,245.35 : 228,037.98 = 93,639.06 : x
  2. Step 2: Convert to fraction form
    165,245.35/228,037.98 = 93,639.06/x
  3. Step 3: Cross multiply
    165,245.35x = 228,037.98 × 93,639.06
  4. Step 4: Simplify right side
    165,245.35x = 21,353,262,091.50
  5. Step 5: Solve for x
    x = 21,353,262,091.50/165,245.35
  6. Step 6: Final answer
    x = 129,221.56

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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.