Home / 165,501.39-228,385.20-93,879.88

Finding the Fourth Proportional to 165,501.39, 228,385.20 and 93,879.88

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Solution

The fourth proportional to 165,501.39, 228,385.20 and 93,879.88 is: 129,550.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,501.39 : 228,385.20 = 93,879.88 : x
  2. Step 2: Convert to fraction form
    165,501.39/228,385.20 = 93,879.88/x
  3. Step 3: Cross multiply
    165,501.39x = 228,385.20 × 93,879.88
  4. Step 4: Simplify right side
    165,501.39x = 21,440,773,558.45
  5. Step 5: Solve for x
    x = 21,440,773,558.45/165,501.39
  6. Step 6: Final answer
    x = 129,550.41

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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.