Home / 163,189.50-225,209.10-95,195.70

Finding the Fourth Proportional to 163,189.50, 225,209.10 and 95,195.70

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Solution

The fourth proportional to 163,189.50, 225,209.10 and 95,195.70 is: 131,374.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,189.50 : 225,209.10 = 95,195.70 : x
  2. Step 2: Convert to fraction form
    163,189.50/225,209.10 = 95,195.70/x
  3. Step 3: Cross multiply
    163,189.50x = 225,209.10 × 95,195.70
  4. Step 4: Simplify right side
    163,189.50x = 21,438,937,920.87
  5. Step 5: Solve for x
    x = 21,438,937,920.87/163,189.50
  6. Step 6: Final answer
    x = 131,374.49

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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.