Home / 194,760.13-292,137.16-99,935.61

Finding the Fourth Proportional to 194,760.13, 292,137.16 and 99,935.61

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Solution

The fourth proportional to 194,760.13, 292,137.16 and 99,935.61 is: 149,901.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,760.13 : 292,137.16 = 99,935.61 : x
  2. Step 2: Convert to fraction form
    194,760.13/292,137.16 = 99,935.61/x
  3. Step 3: Cross multiply
    194,760.13x = 292,137.16 × 99,935.61
  4. Step 4: Simplify right side
    194,760.13x = 29,194,905,288.27
  5. Step 5: Solve for x
    x = 29,194,905,288.27/194,760.13
  6. Step 6: Final answer
    x = 149,901.86

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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.