Home / 114,734.12-158,308.73-66,965.94

Finding the Fourth Proportional to 114,734.12, 158,308.73 and 66,965.94

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Solution

The fourth proportional to 114,734.12, 158,308.73 and 66,965.94 is: 92,398.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,734.12 : 158,308.73 = 66,965.94 : x
  2. Step 2: Convert to fraction form
    114,734.12/158,308.73 = 66,965.94/x
  3. Step 3: Cross multiply
    114,734.12x = 158,308.73 × 66,965.94
  4. Step 4: Simplify right side
    114,734.12x = 10,601,292,830.95
  5. Step 5: Solve for x
    x = 10,601,292,830.95/114,734.12
  6. Step 6: Final answer
    x = 92,398.78

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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.