Home / 128,096.01-192,010.08-43,827.87

Finding the Fourth Proportional to 128,096.01, 192,010.08 and 43,827.87

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Solution

The fourth proportional to 128,096.01, 192,010.08 and 43,827.87 is: 65,695.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,096.01 : 192,010.08 = 43,827.87 : x
  2. Step 2: Convert to fraction form
    128,096.01/192,010.08 = 43,827.87/x
  3. Step 3: Cross multiply
    128,096.01x = 192,010.08 × 43,827.87
  4. Step 4: Simplify right side
    128,096.01x = 8,415,392,824.93
  5. Step 5: Solve for x
    x = 8,415,392,824.93/128,096.01
  6. Step 6: Final answer
    x = 65,695.98

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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.