Home / 118,616.13-177,727.37-83,481.98

Finding the Fourth Proportional to 118,616.13, 177,727.37 and 83,481.98

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Solution

The fourth proportional to 118,616.13, 177,727.37 and 83,481.98 is: 125,084.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,616.13 : 177,727.37 = 83,481.98 : x
  2. Step 2: Convert to fraction form
    118,616.13/177,727.37 = 83,481.98/x
  3. Step 3: Cross multiply
    118,616.13x = 177,727.37 × 83,481.98
  4. Step 4: Simplify right side
    118,616.13x = 14,837,031,441.75
  5. Step 5: Solve for x
    x = 14,837,031,441.75/118,616.13
  6. Step 6: Final answer
    x = 125,084.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.