Home / 199,512.04-299,092.83-81,282.82

Finding the Fourth Proportional to 199,512.04, 299,092.83 and 81,282.82

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Solution

The fourth proportional to 199,512.04, 299,092.83 and 81,282.82 is: 121,852.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,512.04 : 299,092.83 = 81,282.82 : x
  2. Step 2: Convert to fraction form
    199,512.04/299,092.83 = 81,282.82/x
  3. Step 3: Cross multiply
    199,512.04x = 299,092.83 × 81,282.82
  4. Step 4: Simplify right side
    199,512.04x = 24,311,108,664.18
  5. Step 5: Solve for x
    x = 24,311,108,664.18/199,512.04
  6. Step 6: Final answer
    x = 121,852.84

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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.