Home / 118,862.66-177,998.23-83,156.84

Finding the Fourth Proportional to 118,862.66, 177,998.23 and 83,156.84

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Solution

The fourth proportional to 118,862.66, 177,998.23 and 83,156.84 is: 124,528.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,862.66 : 177,998.23 = 83,156.84 : x
  2. Step 2: Convert to fraction form
    118,862.66/177,998.23 = 83,156.84/x
  3. Step 3: Cross multiply
    118,862.66x = 177,998.23 × 83,156.84
  4. Step 4: Simplify right side
    118,862.66x = 14,801,770,213.84
  5. Step 5: Solve for x
    x = 14,801,770,213.84/118,862.66
  6. Step 6: Final answer
    x = 124,528.34

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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.