Home / 182,141.40-273,212.10-128,997.30

Finding the Fourth Proportional to 182,141.40, 273,212.10 and 128,997.30

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Solution

The fourth proportional to 182,141.40, 273,212.10 and 128,997.30 is: 193,495.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,141.40 : 273,212.10 = 128,997.30 : x
  2. Step 2: Convert to fraction form
    182,141.40/273,212.10 = 128,997.30/x
  3. Step 3: Cross multiply
    182,141.40x = 273,212.10 × 128,997.30
  4. Step 4: Simplify right side
    182,141.40x = 35,243,623,227.33
  5. Step 5: Solve for x
    x = 35,243,623,227.33/182,141.40
  6. Step 6: Final answer
    x = 193,495.95

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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.