Home / 118,460.07-177,773.12-68,471.37

Finding the Fourth Proportional to 118,460.07, 177,773.12 and 68,471.37

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Solution

The fourth proportional to 118,460.07, 177,773.12 and 68,471.37 is: 102,755.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,460.07 : 177,773.12 = 68,471.37 : x
  2. Step 2: Convert to fraction form
    118,460.07/177,773.12 = 68,471.37/x
  3. Step 3: Cross multiply
    118,460.07x = 177,773.12 × 68,471.37
  4. Step 4: Simplify right side
    118,460.07x = 12,172,369,075.57
  5. Step 5: Solve for x
    x = 12,172,369,075.57/118,460.07
  6. Step 6: Final answer
    x = 102,755.04

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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.