Home / 141,029.99-194,592.78-83,644.13

Finding the Fourth Proportional to 141,029.99, 194,592.78 and 83,644.13

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Solution

The fourth proportional to 141,029.99, 194,592.78 and 83,644.13 is: 115,411.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,029.99 : 194,592.78 = 83,644.13 : x
  2. Step 2: Convert to fraction form
    141,029.99/194,592.78 = 83,644.13/x
  3. Step 3: Cross multiply
    141,029.99x = 194,592.78 × 83,644.13
  4. Step 4: Simplify right side
    141,029.99x = 16,276,544,273.86
  5. Step 5: Solve for x
    x = 16,276,544,273.86/141,029.99
  6. Step 6: Final answer
    x = 115,411.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.