Home / 106,066.80-146,361.60-60,755.40

Finding the Fourth Proportional to 106,066.80, 146,361.60 and 60,755.40

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Solution

The fourth proportional to 106,066.80, 146,361.60 and 60,755.40 is: 83,836.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,066.80 : 146,361.60 = 60,755.40 : x
  2. Step 2: Convert to fraction form
    106,066.80/146,361.60 = 60,755.40/x
  3. Step 3: Cross multiply
    106,066.80x = 146,361.60 × 60,755.40
  4. Step 4: Simplify right side
    106,066.80x = 8,892,257,552.64
  5. Step 5: Solve for x
    x = 8,892,257,552.64/106,066.80
  6. Step 6: Final answer
    x = 83,836.39

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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.