Home / 131,994.64-182,163.12-74,646.04

Finding the Fourth Proportional to 131,994.64, 182,163.12 and 74,646.04

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Solution

The fourth proportional to 131,994.64, 182,163.12 and 74,646.04 is: 103,017.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,994.64 : 182,163.12 = 74,646.04 : x
  2. Step 2: Convert to fraction form
    131,994.64/182,163.12 = 74,646.04/x
  3. Step 3: Cross multiply
    131,994.64x = 182,163.12 × 74,646.04
  4. Step 4: Simplify right side
    131,994.64x = 13,597,755,542.04
  5. Step 5: Solve for x
    x = 13,597,755,542.04/131,994.64
  6. Step 6: Final answer
    x = 103,017.48

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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.