Home / 136,360.99-188,178.38-75,943.27

Finding the Fourth Proportional to 136,360.99, 188,178.38 and 75,943.27

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Solution

The fourth proportional to 136,360.99, 188,178.38 and 75,943.27 is: 104,801.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,360.99 : 188,178.38 = 75,943.27 : x
  2. Step 2: Convert to fraction form
    136,360.99/188,178.38 = 75,943.27/x
  3. Step 3: Cross multiply
    136,360.99x = 188,178.38 × 75,943.27
  4. Step 4: Simplify right side
    136,360.99x = 14,290,881,520.50
  5. Step 5: Solve for x
    x = 14,290,881,520.50/136,360.99
  6. Step 6: Final answer
    x = 104,801.83

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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.