Home / 195,814.20-293,138.10-116,887.80

Finding the Fourth Proportional to 195,814.20, 293,138.10 and 116,887.80

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Solution

The fourth proportional to 195,814.20, 293,138.10 and 116,887.80 is: 174,983.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,814.20 : 293,138.10 = 116,887.80 : x
  2. Step 2: Convert to fraction form
    195,814.20/293,138.10 = 116,887.80/x
  3. Step 3: Cross multiply
    195,814.20x = 293,138.10 × 116,887.80
  4. Step 4: Simplify right side
    195,814.20x = 34,264,267,605.18
  5. Step 5: Solve for x
    x = 34,264,267,605.18/195,814.20
  6. Step 6: Final answer
    x = 174,983.57

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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.