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Finding the Fourth Proportional to 163,495.63, 225,616.71 and 95,518.90

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Solution

The fourth proportional to 163,495.63, 225,616.71 and 95,518.90 is: 131,811.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,495.63 : 225,616.71 = 95,518.90 : x
  2. Step 2: Convert to fraction form
    163,495.63/225,616.71 = 95,518.90/x
  3. Step 3: Cross multiply
    163,495.63x = 225,616.71 × 95,518.90
  4. Step 4: Simplify right side
    163,495.63x = 21,550,659,960.82
  5. Step 5: Solve for x
    x = 21,550,659,960.82/163,495.63
  6. Step 6: Final answer
    x = 131,811.84

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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.